tomfool vs muggins

tomfool and muggins both are nouns.

Word	Noun	Adjective	Verb	Adverb
tomfool	Yes	No	No	No
muggins	Yes	No	No	No

As nouns, tomfool and muggins are synonyms defined as:

Other synonyms of tomfool include fool, sap, saphead.

tomfool (noun)	muggins (noun)
a person who lacks good judgment	a person who lacks good judgment