There are more than 500 languages spoken on the Indian Subcontinent. Here is a partial list:

1. Aariya

2. Adi

3. Adi, Galo

4. Agariya

5. Ahirani

6. Ahom

7. Aimol

8. Aiton

9. Aka-Bea

10. Aka-Bo

11. Aka-Cari

12. Aka-Jeru

13. Aka-Kede

14. Aka-Kol

15. Aka-Kora

16. Akar-Bale

17. Allar

18. Amri Karbi

19. Anal

20. Andaman Creole Hindi

21. Andh

22. Angika

23. Apatani

24. A-Pucikwar

25. Aranadan

26. Assamese

27. Asuri

28. A'tong

29. Awadhi

30. Badaga

31. Bagheli

32. Bagri

33. Balochi, Eastern

34. Balti

35. Bareli, Palya

36. Bareli, Pauri

37. Bareli, Rathwi

38. Bateri

39. Bauria

40. Bazigar

41. Bellari

42. Bengali

43. Bhadrawahi

44. Bhalay

45. Bharia

46. Bhatola

47. Bhatri

48. Bhattiyali

49. Bhilali

50. Bhili

51. Bhojpuri

52. Bhunjia

53. Biete

54. Bijori

55. Bilaspuri

56. Birhor

57. Bishnupriya

58. Bodo

59. Bodo Parja

60. Bondo

61. Braj Bhasha

62. Brokskat

63. Bugun

64. Buksa

65. Bundeli

66. Byangsi

67. Chakma

68. Chamari

69. Chambeali

70. Changthang

71. Chaudangsi

72. Chaura

73. Chenchu

74. Chetti, Wayanad

75. Chhattisgarhi

76. Chin, Bawm

77. Chin, Falam

78. Chin, Haka

79. Chin, Khumi

80. Chin, Mara

81. Chin, Matu

82. Chin, Paite

83. Chin, Tedim

84. Chin, Thado

85. Chinali

86. Chiru

87. Chodri

88. Chug

89. Churahi

90. Darlong

91. Darmiya

92. Deccan

93. Degaru

94. Deori

95. Desiya

96. Dhanki

97. Dhanwar

98. Dhatki

99. Dhimal

100. Dhodia

101. Dhundari

102. Digaro-Mishmi

103. Dimasa

104. Dogri

105. Dogri

106. Domari

107. Dubli

108. Dungra Bhil

109. Duruwa

110. Dzongkha

111. English

112. Eravallan

113. French

114. Gadaba, Bodo

115. Gadaba, Mudhili

116. Gadaba, Pottangi Ollar

117. Gaddi

118. Gahri

119. Gamit

120. Gangte

121. Garasia, Adiwasi

122. Garasia, Rajput

123. Garhwali

124. Garo

125. Gata'

126. Godwari

127. Gondi

128. Gondi, Northern

129. Gondi, Southern

130. Gowlan

131. Gowli

132. Groma

133. Gujarati

134. Gujari

135. Gurung, Western

136. Hadothi

137. Hajong

138. Halbi

139. Haryanvi

140. Hindi

141. Hinduri

142. Hmar

143. Ho

144. Holiya

145. Hrangkhol

146. Hruso

147. Idu-Mishmi

148. Indian Sign Language

149. Indo-Portuguese

150. Irula

151. Jad

152. Jangshung

153. Jarawa

154. Jaunsari

155. Juang

156. Juray

157. Kachari

158. Kachchi

159. Kadar

160. Kaikadi

161. Kalanadi

162. Kamar

163. Kamta

164. Kanashi

165. Kanauji

166. Kangri

167. Kanikkaran

168. Kanjari

169. Kannada

170. Karbi

171. Kashmiri

172. Katkari

173. Khaling

174. Khamba

175. Khamti

176. Khamyang

177. Khandesi

178. Kharia

179. Kharia Thar

180. Khasi

181. Khirwar

182. Khowar

183. Kinnauri

184. Kinnauri, Bhoti

185. Kinnauri, Chitkuli

186. Kinnauri, Harijan

187. Koch

188. Koda

189. Kodaku

190. Kodava

191. Koireng

192. Kok Borok

193. Kolami, Northwestern

194. Kolami, Southeastern

195. Koli, Kachi

196. Koli, Wadiyara

197. Kom

198. Konda-Dora

199. Konkani

200. Konkani

201. Konkani, Goan

202. Koraga, Korra

203. Koraga, Mudu

204. Korku

205. Korlai Creole Portuguese

206. Korwa

207. Kota

208. Koya

209. Kudiya

210. Kudmali

211. Kui

212. Kukna

213. Kulung

214. Kumaoni

215. Kumarbhag Paharia

216. Kumbaran

217. Kunduvadi

218. Kupia

219. Kurichiya

220. Kurmukar

221. Kurumba, Alu

222. Kurumba, Attapady

223. Kurumba, Betta

224. Kurumba, Jennu

225. Kurumba, Kannada

226. Kurumba, Mullu

227. Kurux

228. Kuvi

229. Ladakhi

230. Lambadi

231. Lamkang

232. Lepcha

233. Lhomi

234. Limbu

235. Lish

236. Lisu

237. Lodhi

238. Lohar, Gade

239. Lohar, Lahul

240. Lyngngam

241. Magahi

242. Magar, Eastern

243. Mahali

244. Maithili

245. Majhi

246. Majhwar

247. Mal Paharia

248. Mala Malasar

249. Malankuravan

250. Malapandaram

251. Malaryan

252. Malasar

253. Malavedan

254. Malayalam

255. Maldivian

256. Malvi

257. Manda

258. Mandeali

259. Manna-Dora

260. Mannan

261. Marathi

262. Maria

263. Maria, Dandami

264. Marma

265. Marwari

266. Marwari

267. Mawchi

268. Meitei

269. Merwari

270. Mewari

271. Mewati

272. Miji

273. Miju-Mishmi

274. Mina

275. Mirgan

276. Miri

277. Mizo

278. Monpa, Kalaktang

279. Monpa, Tawang

280. Mru

281. Muduga

282. Mugom

283. Mukha-Dora

284. Munda

285. Mundari

286. Muria, Eastern

287. Muria, Far Western

288. Muria, Western

289. Muthuvan

290. Na

291. Naga Pidgin

292. Naga, Angami

293. Naga, Ao

294. Naga, Chang

295. Naga, Chokri

296. Naga, Chothe

297. Naga, Inpui

298. Naga, Kharam

299. Naga, Khezha

300. Naga, Khiamniungan

301. Naga, Khoibu

302. Naga, Konyak

303. Naga, Liangmai

304. Naga, Lotha

305. Naga, Makuri

306. Naga, Mao

307. Naga, Maram

308. Naga, Maring

309. Naga, Monsang

310. Naga, Moyon

311. Naga, Mzieme

312. Naga, Nocte

313. Naga, Northern Rengma

314. Naga, Phom

315. Naga, Pochuri

316. Naga, Poumei

317. Naga, Puimei

318. Naga, Purum

319. Naga, Rongmei

320. Naga, Sangtam

321. Naga, Southern Rengma

322. Naga, Sumi

323. Naga, Tangkhul

324. Naga, Tarao

325. Naga, Tase

326. Naga, Thangal

327. Naga, Tutsa

328. Naga, Wancho

329. Naga, Yimchungru

330. Naga, Zeme

331. Nagarchal

332. Nahali

333. Nahari

334. Nefamese

335. Nepali

336. Newar

337. Nicobarese, Car

338. Nicobarese, Central

339. Nicobarese, Southern

340. Nihali

341. Nimadi

342. Nisi

343. Noiri

344. Oko-Juwoi

345. Öñge

346. Oriya

347. Oriya, Adivasi

348. Pahari, Kullu

349. Pahari, Mahasu

350. Pali

351. Paliyan

352. Panchpargania

353. Pangwali

354. Paniya

355. Panjabi, Eastern

356. Panjabi, Mirpur

357. Panjabi, Western

358. Pankhu

359. Pao

360. Pardhan

361. Pardhi

362. Parenga

363. Parsi

364. Pathiya

365. Pattani

366. Pengo

367. Phake

368. Phudagi

369. Pnar

370. Portuguese

371. Powari

372. Purik

373. Rabha

374. Rajasthani

375. Ralte

376. Rangkas

377. Ranglong

378. Rathawi

379. Ravula

380. Rawang

381. Rawat

382. Reli

383. Riang

384. Rongpo

385. Ruga

386. Sadri

387. Sakachep

388. Samvedi

389. Sansi

390. Sanskrit

391. Santali

392. Sartang

393. Saurashtra

394. Sauria Paharia

395. Savara

396. Sentinel

397. Seraiki

398. Shekhawati

399. Shendu

400. Sherdukpen

401. Sherpa

402. Shina

403. Sholaga

404. Shom Peng

405. Shumcho

406. Sikkimese

407. Simte

408. Sindhi

409. Singpho

410. Sirmauri

411. Sora

412. Spiti Bhoti

413. Stod Bhoti

414. Sulung

415. Sunam

416. Surjapuri

417. Sylheti

418. Tamang, Eastern

419. Tamil

420. Telugu

421. Teressa

422. Thachanadan

423. Thangmi

424. Tharu, Chitwania

425. Tharu, Dangaura

426. Tharu, Kathoriya

427. Tharu, Kochila

428. Tharu, Rana

429. Thulung

430. Tibetan

431. Tinani

432. Tiwa

433. Toda

434. Toto

435. Tshangla

436. Tukpa

437. Tulu

438. Turi

439. Turung

440. Ullatan

441. Urali

442. Urdu

443. Vaagri Booli

444. Vaiphei

445. Varhadi-Nagpuri

446. Varli

447. Vasavi

448. Vishavan

449. Waddar

450. Wagdi

451. War-Jaintia

452. Yakha

453. Yerukula

454. Zakhring

455. Zangskari

456. Zou

457. Zyphe

It depends on which of India's 455 languages you want to say it in. Here is a list of languages for India:

1. Aariya

2. Adi

3. Adi, Galo

4. Agariya

5. Ahirani

6. Ahom

7. Aimol

8. Aiton

9. Aka-Bea

10. Aka-Bo

11. Aka-Cari

12. Aka-Jeru

13. Aka-Kede

14. Aka-Kol

15. Aka-Kora

16. Akar-Bale

17. Allar

18. Amri Karbi

19. Anal

20. Andaman Creole Hindi

21. Andh

22. Angika

23. Apatani

24. A-Pucikwar

25. Aranadan

26. Assamese

27. Asuri

28. A'tong

29. Awadhi

30. Badaga

31. Bagheli

32. Bagri

33. Balochi, Eastern

34. Balti

35. Bareli, Palya

36. Bareli, Pauri

37. Bareli, Rathwi

38. Bateri

39. Bauria

40. Bazigar

41. Bellari

42. Bengali

43. Bhadrawahi

44. Bhalay

45. Bharia

46. Bhatola

47. Bhatri

48. Bhattiyali

49. Bhilali

50. Bhili

51. Bhojpuri

52. Bhunjia

53. Biete

54. Bijori

55. Bilaspuri

56. Birhor

57. Bishnupriya

58. Bodo

59. Bodo Parja

60. Bondo

61. Braj Bhasha

62. Brokskat

63. Bugun

64. Buksa

65. Bundeli

66. Byangsi

67. Chakma

68. Chamari

69. Chambeali

70. Changthang

71. Chaudangsi

72. Chaura

73. Chenchu

74. Chetti, Wayanad

75. Chhattisgarhi

76. Chin, Bawm

77. Chin, Falam

78. Chin, Haka

79. Chin, Khumi

80. Chin, Mara

81. Chin, Matu

82. Chin, Paite

83. Chin, Tedim

84. Chin, Thado

85. Chinali

86. Chiru

87. Chodri

88. Chug

89. Churahi

90. Darlong

91. Darmiya

92. Deccan

93. Degaru

94. Deori

95. Desiya

96. Dhanki

97. Dhanwar

98. Dhatki

99. Dhimal

100. Dhodia

101. Dhundari

102. Digaro-Mishmi

103. Dimasa

104. Dogri

105. Dogri

106. Domari

107. Dubli

108. Dungra Bhil

109. Duruwa

110. Dzongkha

111. English

112. Eravallan

113. Gadaba, Bodo

114. Gadaba, Mudhili

115. Gadaba, Pottangi Ollar

116. Gaddi

117. Gahri

118. Gamit

119. Gangte

120. Garasia, Adiwasi

121. Garasia, Rajput

122. Garhwali

123. Garo

124. Gata'

125. Godwari

126. Gondi

127. Gondi, Northern

128. Gondi, Southern

129. Gowlan

130. Gowli

131. Groma

132. Gujarati

133. Gujari

134. Gurung, Western

135. Hadothi

136. Hajong

137. Halbi

138. Haryanvi

139. Hindi

140. Hinduri

141. Hmar

142. Ho

143. Holiya

144. Hrangkhol

145. Hruso

146. Idu-Mishmi

147. Indian Sign Language

148. Indo-Portuguese

149. Irula

150. Jad

151. Jangshung

152. Jarawa

153. Jaunsari

154. Juang

155. Juray

156. Kachari

157. Kachchi

158. Kadar

159. Kaikadi

160. Kalanadi

161. Kamar

162. Kamta

163. Kanashi

164. Kanauji

165. Kangri

166. Kanikkaran

167. Kanjari

168. Kannada

169. Karbi

170. Kashmiri

171. Katkari

172. Khaling

173. Khamba

174. Khamti

175. Khamyang

176. Khandesi

177. Kharia

178. Kharia Thar

179. Khasi

180. Khirwar

181. Khowar

182. Kinnauri

183. Kinnauri, Bhoti

184. Kinnauri, Chitkuli

185. Kinnauri, Harijan

186. Koch

187. Koda

188. Kodaku

189. Kodava

190. Koireng

191. Kok Borok

192. Kolami, Northwestern

193. Kolami, Southeastern

194. Koli, Kachi

195. Koli, Wadiyara

196. Kom

197. Konda-Dora

198. Konkani

199. Konkani

200. Konkani, Goan

201. Koraga, Korra

202. Koraga, Mudu

203. Korku

204. Korlai Creole Portuguese

205. Korwa

206. Kota

207. Koya

208. Kudiya

209. Kudmali

210. Kui

211. Kukna

212. Kulung

213. Kumaoni

214. Kumarbhag Paharia

215. Kumbaran

216. Kunduvadi

217. Kupia

218. Kurichiya

219. Kurmukar

220. Kurumba, Alu

221. Kurumba, Attapady

222. Kurumba, Betta

223. Kurumba, Jennu

224. Kurumba, Kannada

225. Kurumba, Mullu

226. Kurux

227. Kuvi

228. Ladakhi

229. Lambadi

230. Lamkang

231. Lepcha

232. Lhomi

233. Limbu

234. Lish

235. Lisu

236. Lodhi

237. Lohar, Gade

238. Lohar, Lahul

239. Lyngngam

240. Magahi

241. Magar, Eastern

242. Mahali

243. Maithili

244. Majhi

245. Majhwar

246. Mal Paharia

247. Mala Malasar

248. Malankuravan

249. Malapandaram

250. Malaryan

251. Malasar

252. Malavedan

253. Malayalam

254. Maldivian

255. Malvi

256. Manda

257. Mandeali

258. Manna-Dora

259. Mannan

260. Marathi

261. Maria

262. Maria, Dandami

263. Marma

264. Marwari

265. Marwari

266. Mawchi

267. Meitei

268. Merwari

269. Mewari

270. Mewati

271. Miji

272. Miju-Mishmi

273. Mina

274. Mirgan

275. Miri

276. Mizo

277. Monpa, Kalaktang

278. Monpa, Tawang

279. Mru

280. Muduga

281. Mugom

282. Mukha-Dora

283. Munda

284. Mundari

285. Muria, Eastern

286. Muria, Far Western

287. Muria, Western

288. Muthuvan

289. Na

290. Naga Pidgin

291. Naga, Angami

292. Naga, Ao

293. Naga, Chang

294. Naga, Chokri

295. Naga, Chothe

296. Naga, Inpui

297. Naga, Kharam

298. Naga, Khezha

299. Naga, Khiamniungan

300. Naga, Khoibu

301. Naga, Konyak

302. Naga, Liangmai

303. Naga, Lotha

304. Naga, Makuri

305. Naga, Mao

306. Naga, Maram

307. Naga, Maring

308. Naga, Monsang

309. Naga, Moyon

310. Naga, Mzieme

311. Naga, Nocte

312. Naga, Northern Rengma

313. Naga, Phom

314. Naga, Pochuri

315. Naga, Poumei

316. Naga, Puimei

317. Naga, Purum

318. Naga, Rongmei

319. Naga, Sangtam

320. Naga, Southern Rengma

321. Naga, Sumi

322. Naga, Tangkhul

323. Naga, Tarao

324. Naga, Tase

325. Naga, Thangal

326. Naga, Tutsa

327. Naga, Wancho

328. Naga, Yimchungru

329. Naga, Zeme

330. Nagarchal

331. Nahali

332. Nahari

333. Nefamese

334. Nepali

335. Newar

336. Nicobarese, Car

337. Nicobarese, Central

338. Nicobarese, Southern

339. Nihali

340. Nimadi

341. Nisi

342. Noiri

343. Oko-Juwoi

344. Öñge

345. Oriya

346. Oriya, Adivasi

347. Pahari, Kullu

348. Pahari, Mahasu

349. Pali

350. Paliyan

351. Panchpargania

352. Pangwali

353. Paniya

354. Panjabi, Eastern

355. Panjabi, Mirpur

356. Panjabi, Western

357. Pankhu

358. Pao

359. Pardhan

360. Pardhi

361. Parenga

362. Parsi

363. Pathiya

364. Pattani

365. Pengo

366. Phake

367. Phudagi

368. Pnar

369. Powari

370. Purik

371. Rabha

372. Rajasthani

373. Ralte

374. Rangkas

375. Ranglong

376. Rathawi

377. Ravula

378. Rawang

379. Rawat

380. Reli

381. Riang

382. Rongpo

383. Ruga

384. Sadri

385. Sakachep

386. Samvedi

387. Sansi

388. Sanskrit

389. Santali

390. Sartang

391. Saurashtra

392. Sauria Paharia

393. Savara

394. Sentinel

395. Seraiki

396. Shekhawati

397. Shendu

398. Sherdukpen

399. Sherpa

400. Shina

401. Sholaga

402. Shom Peng

403. Shumcho

404. Sikkimese

405. Simte

406. Sindhi

407. Singpho

408. Sirmauri

409. Sora

410. Spiti Bhoti

411. Stod Bhoti

412. Sulung

413. Sunam

414. Surjapuri

415. Sylheti

416. Tamang, Eastern

417. Tamil

418. Telugu

419. Teressa

420. Thachanadan

421. Thangmi

422. Tharu, Chitwania

423. Tharu, Dangaura

424. Tharu, Kathoriya

425. Tharu, Kochila

426. Tharu, Rana

427. Thulung

428. Tibetan

429. Tinani

430. Tiwa

431. Toda

432. Toto

433. Tshangla

434. Tukpa

435. Tulu

436. Turi

437. Turung

438. Ullatan

439. Urali

440. Urdu

441. Vaagri Booli

442. Vaiphei

443. Varhadi-Nagpuri

444. Varli

445. Vasavi

446. Vishavan

447. Waddar

448. Wagdi

449. War-Jaintia

450. Yakha

451. Yerukula

452. Zakhring

453. Zangskari

454. Zou

455. Zyphe