beef vs gripe

beef and gripe both are nouns.

Word	Noun	Adjective	Verb	Adverb
beef	Yes	No	Yes	No
gripe	Yes	No	Yes	No

As nouns, beef and gripe are synonyms defined as:

Other synonyms of beef include bitch, kick, squawk.

As verbs, beef and gripe are synonyms defined as:

Other synonyms of beef include bellyache, bitch, crab, grouse, holler, squawk.

beef (noun)	gripe (noun)
cattle that are reared for their meat	informal terms for objecting
informal terms for objecting
meat from an adult domestic bovine

beef (verb)	gripe (verb)
complain	complain