fathead vs twat

fathead and twat both are nouns.

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

As nouns, fathead and twat are synonyms defined as:

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

fathead (noun)	twat (noun)
a man who is a stupid incompetent fool	obscene terms for female genitals
	a man who is a stupid incompetent fool