quiddity vs cavil

quiddity and cavil both are nouns.

Word	Noun	Adjective	Verb	Adverb
quiddity	Yes	No	No	No
cavil	Yes	No	Yes	No

As nouns, quiddity and cavil are synonyms defined as:

quiddity and cavil: an evasion of the point of an argument by raising irrelevant distinctions or objections

Other synonyms of quiddity include quibble.

quiddity (noun)	cavil (noun)
the essence that makes something the kind of thing it is and makes it different from any other	an evasion of the point of an argument by raising irrelevant distinctions or objections
an evasion of the point of an argument by raising irrelevant distinctions or objections

quiddity (verb)	cavil (verb)
	raise trivial objections