drop the ball vs goof

drop the ball is not a noun while goof is a noun.

Word	Noun	Adjective	Verb	Adverb
drop the ball	No	No	Yes	No
goof	Yes	No	Yes	No

As verbs, drop the ball and goof are synonyms defined as:

drop the ball and goof: commit a faux pas or a fault or make a serious mistake

Other synonyms of drop the ball include blunder, boob, sin.

drop the ball (noun)	goof (noun)
	a man who is a stupid incompetent fool
	a person who amuses others by ridiculous behavior

drop the ball (verb)	goof (verb)
commit a faux pas or a fault or make a serious mistake	commit a faux pas or a fault or make a serious mistake