1
out of it(expression, idiom, odd, old, primitive)
1
out of sight(expression, idiom)
1
out of use(expression, idiom)
1
out the window(expression, idiom, split, away, lacking)
1
overthrown
1
passive
1
past and gone(expression, idiom)
1
perfected
1
perish(verb, inexistence)
1
previous(adjective, dead, past, lost, former)
1
quit(split, away, lacking, finished, absent)
1
quondam(adjective, dead, past, lost, previous)
1
removed(split, away, lacking, finished, absent)
1
rococo(adjective, odd, old, primitive, unfashionable)
1
run-off(split, away, lacking, finished, absent)
1
satisfied
1
set at rest(expression, idiom)
1
settled
1
shifted(split, away, lacking, finished, absent)
1
shot
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APASmart Define. (2016). extinct thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/extinct/thesaurus/synonyms
ChicagoSmart Define. 2016. "extinct thesaurus" https://smartdefine.org/extinct/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, extinct thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extinct/thesaurus/synonyms>.
MLASmart Define. "extinct thesaurus" 10 February 2016. Web. 20 September 2026. <https://smartdefine.org/extinct/thesaurus/synonyms>