What is the meaning of fellow in bengali?

Meaning(s):

1. a boy or man
2. a person who is frequently in the company of another
3. a person who is member of your class or profession
4. an informal form of address for a man
5. a man who is the lover of a girl or young woman
6. male or female colleague
7. friend
8. आदमी = human There's a fellow at the door.
9. मित्र They had been fellows in happiness and sorrow.
10. साथी They had been fellows in happiness and sorrow.
11. Assistant, Associate, Beau, Blighter, Boyfriend, Buster, Chap, Cohort, Colleague, Companion, Compeer, Comrade, Concomitant, Confrere, Consort, Coordinate, Counterpart, Coworker, Cuss, Double, Duplicate, Equal, Familiar, Fella, Feller, Gent, Instructor, Lad, Lecturer, Match, Mate, Member, Swain, Young man, Partner, Peer, Professor, Reciprocal, Twin
12. Enemy