petite vs midget

petite and midget both are nouns.

Word	Noun	Adjective	Verb	Adverb
petite	Yes	Yes	No	No
midget	Yes	Yes	No	No

As adjectives, petite and midget are synonyms defined as:

Other synonyms of petite include bantam, diminutive, flyspeck, lilliputian, tiny.

petite (noun)	midget (noun)
a garment size for short or slender women	a person who is markedly small

petite (adjective)	midget (adjective)
very small	very small