Tamil. Among all Dravidian languages, it is Tamil which is most followed & used for communication by people of other languages, by a big margin. Apart from Tamilnadu, in Major cities of other south indian states, Tamil is the most follwed & used language, for communication, next to that state's official language and Hindi.
In other parts of our country too, Tamil is the most known Dravidian language.
In countries like Singapore, Malasia, Srilanka, Mauritius and even in Japan Tamil is the most used Indian Language. Tamil is an official language in Singapore & Srilanka. Tamil is the only Indian language which is an official language in other countries.
Telugu is the most spoken dravidian language in india and so many people mistook with hindi as the most spoken dravidian language!! But it is not so, though hindi is the most spoken language in india but it is not dravidian, it is Indo-Aryan(some say Indo-Persian) If there are any grammatical mistakes in my answer, sorry for those!
The Dravidian language is used in numerous countries. They language is spoken in India, Pakistan, Nepal, and Malaysia.
Kannada is a Dravidian language spoken in southern India by Kannadigas, people of Karnataka state.
Tamil, by a huge margin. Among all dravidian languages, its Tamil which is spoken most by people of other dravidian languages and people of other Indian languages. Looking worldwide, apart from Tamilians in India, countries like Malasia, Singapore, Srilanka & Mauritius have Tamilians. Also Tamil is a National / Admin language in these countries.
Telugu is a Dravidian language, primarily spoken in the Indian state of Andhra Pradesh.
It is a language from India called Telugu. It is a Dravidian language spoken by the Telugu in south-eastern India.
The Tamil word "mannippu" is originated from the Tamil language itself. Tamil is a Dravidian language spoken predominantly by the Tamil people of India and Sri Lanka.
Of or pertaining to the Tamils, or to their language., One of a Dravidian race of men native of Northern Ceylon and Southern India., The Tamil language, the most important of the Dravidian languages. See Dravidian, a.
It is a "Telugu language" word which is widely spoken in Andhra Pradesh State of India. It is larget local language spoken by 10 crore people all around the world. It denotes Vaisya community in andhra pradesh society.
English. Many countries all over the world are learning English, but it is closely followed by Spanish. :)
Tamil is a Dravidian language spoken by people of North-east Sri Lanka and South India. In Tamil you say friend as "Nanban" .
The Tamil language is a Dravidian language spoken predominantly by Tamil people in the Indian state of Tamil Nadu and the union territory of Puducherry. It is also spoken in Sri Lanka, Singapore, and Malaysia. Tamil has a rich literary tradition dating back over 2,000 years.