Unostentatious Synonyms and Antonyms

ŭn-ŏstĕn-tāshəs, -tən-
Not elaborate or showy, as in appearance or style
(Adjective)
Synonyms:
  1. plain
  2. unpretentious
  3. modest
  4. simple
  5. understated
  6. unassuming
  7. unpretending
Antonyms:
  1. ostentatious