simile vs figure of speech

simile and figure of speech both are nouns.

Word	Noun	Adjective	Verb	Adverb
simile	Yes	No	No	No
figure of speech	Yes	No	No	No

As nouns, figure of speech is a hypernym of simile; that is, figure of speech is a word with a broader meaning than simile:

simile: a figure of speech that expresses a resemblance between things of different kinds (usually formed with `like' or `as')
figure of speech: language used in a figurative or nonliteral sense

Other hypernyms of simile include figure, image, trope.

simile (noun)	figure of speech (noun)
a figure of speech that expresses a resemblance between things of different kinds (usually formed with `like' or `as')	language used in a figurative or nonliteral sense