twat vs cuckoo

twat and cuckoo both are nouns.

Word	Noun	Adjective	Verb	Adverb
twat	Yes	No	No	No
cuckoo	Yes	No	Yes	No

As nouns, twat and cuckoo are synonyms defined as:

Other synonyms of twat include bozo, fathead, goof, goofball, goose, jackass, zany.

twat (noun)	cuckoo (noun)
obscene terms for female genitals	any of numerous European and North American birds having pointed wings and a long tail
a man who is a stupid incompetent fool	a man who is a stupid incompetent fool

twat (verb)	cuckoo (verb)
	repeat monotonously, like a cuckoo repeats his call