pal vs buddy

pal and buddy both are nouns.

Word	Noun	Adjective	Verb	Adverb
pal	Yes	No	Yes	No
buddy	Yes	No	No	No

As nouns, pal and buddy are synonyms defined as:

pal and buddy: a close friend who accompanies his buddies in their activities

Other synonyms of pal include brother, chum, crony, sidekick.

pal (noun)	buddy (noun)
a close friend who accompanies his buddies in their activities	a close friend who accompanies his buddies in their activities

pal (verb)	buddy (verb)
become friends; act friendly towards