40 entries under adjective topic. ×

26
invisible
24
unknown
13
unimportant
11
obscure
9
unnoticeable
6
inconspicuous
6
unremarkable
5
insignificant
5
imperceptible
4
ordinary
3
common
3
low(mediocre, reduced)
3
subtle
2
inferior
2
insensible
2
petty(insignificant, trivial)
2
sunken
1
nameless(unknown, anonymous)
1
depressed
1
minor
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APASmart Define. (2016). prominent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/prominent/thesaurus/antonyms
ChicagoSmart Define. 2016. "prominent thesaurus" https://smartdefine.org/prominent/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, prominent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/prominent/thesaurus/antonyms>.
MLASmart Define. "prominent thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/prominent/thesaurus/antonyms>