ostentatious vs unostentatious

ostentatious and unostentatious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
ostentatious	No	Yes	No	No
unostentatious	No	Yes	No	No

ostentatious (adjective)	unostentatious (adjective)
intended to attract notice and impress others	not ostentatious
(of a display) tawdry or vulgar	exhibiting restrained good taste