unostentatious vs ostentatious

unostentatious and ostentatious both are adjectives.

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

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