simulate vs mime

simulate is not a noun while mime is a noun.

Word	Noun	Adjective	Verb	Adverb
simulate	No	No	Yes	No
mime	Yes	No	Yes	No

As verbs, mime is a hyponym of simulate; that is, mime is a word with a more specific, narrower meaning than simulate:

Other hyponyms of simulate include conform to, follow, mock, take off, mimic, model, pattern, follow, take after, emulate.

simulate (noun)	mime (noun)
	a performance using gestures and body movements without words
	an actor who communicates entirely by gesture and facial expression

simulate (verb)	mime (verb)
make a pretence of	act out without words but with gestures and bodily movements only
create a representation or simulation of	imitate (a person or manner), especially for satirical effect
reproduce someone's behavior or looks