How do you say "buddy"? Which word is more intimate than "kanmarad"?

Buddy (as in: favorite friend, bosom buddy, pal, chum)
Moun pa

Moun pa, in Haitian Creole, is a very good friend for whom you have a soft spot.

Example:
Frank's my buddy.  I'll never turn him away.
Frank se moun pa m*.  Mwen pa janm refize l*.

I know Mamoun is your bosom buddy. 
Mwen konnen Mamoun se moun pa w*.

Jack shared his sandwich with Jill because Jill's his pal.
Jack separe sandwitch li a avèk Jill paske Jill se moun pa l*.

"m, w, l " are respectively contracted forms of "mwen, ou, li"