0
notional
0
old-fashioned
0
old-time
0
old hand
0
old style
0
old style font
0
oldfangled
0
omitted
0
once
0
onetime
0
out
0
out-of-date
0
outmoded
0
outworn
0
over
0
pass
0
passé
0
passed on(verb, expression, phrasal verb)
0
past master
0
past times
11 years ago|2k views|share |citing 
APASmart Define. (2015). extant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/extant/thesaurus/antonyms
ChicagoSmart Define. 2015. "extant thesaurus" https://smartdefine.org/extant/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, extant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/extant/thesaurus/antonyms>.
MLASmart Define. "extant thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/extant/thesaurus/antonyms>