Adjective unostentatious has 3 senses
- unostentatious, unpretentious, unpretending - not ostentatious; "his unostentatious office"; "unostentatious elegance"
Antonyms: ostentatious, pretentious, flaunty, showy, splashy
- understated, unostentatious, unpretentious - exhibiting restrained good taste; "the room is pleasant and understated"
Antonyms: tasteless, in poor taste (indirect, via tasteful)
- modest, restrained, unostentatious - free from ostentation or pretension; "the restrained elegance of the room"
Antonym: indiscreet (indirect, via discreet)
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