35 entries under adjective topic. ×

11
erstwhile(last, original, primitive, venerable)
11
former(last, original, dead, primitive)
11
quondam(last, original, primitive, venerable)
9
old(last, past, other, outdated)
9
sometime(adverb, last, original, past)
8
past(last, original, primitive, outdated)
7
late(last, original, dead, primitive)
7
previous(last, dead, other, former)
6
bygone(last, original, past, primitive)
6
once(adverb, last, original, past)
5
olden(original, old, past, primitive)
5
whilom
3
ancient
2
recent
1
antiquated(last, original, past, venerable)
1
antique(last, original, past, primitive)
1
dead(previous, former, deceased)
1
deceased(dead, previous, former)
1
foregone
1
obsolete(last, original, previous, other)
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APASmart Define. (2015). onetime thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/onetime/thesaurus/synonyms
ChicagoSmart Define. 2015. "onetime thesaurus" https://smartdefine.org/onetime/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, onetime thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/onetime/thesaurus/synonyms>.
MLASmart Define. "onetime thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/onetime/thesaurus/synonyms>