The word for brother in Bengali is "ভাই" (pronounced bhai).
In Bengali, you can say "কোন সমস্যা নেই" which translates to "no problem".
"Uncle" in Bengali is মামা (mama) for mother's brother or ফুফা (phupha) for father's brother.
You can say "আমি ভালো আছি" (Ami bhalo achi) to say "I'm okay" in Bengali.
Thik ache with a strong th and ch.
ami amar vai ke valobasi
In Bengali, you can say "না" to say no.
tumi aamar bhai.
In Bengali we will say 'srimoti'.
In bengali you can say Abhijata.
"Maa" is how you say "mom" in Bengali.
If your Hindi Bengali, you would say "Nomoshkar" If your like me, Muslim Bengali, you would say "Allafas" Hope it helped!