6
antique
6
demode
5
old-hat
5
passe
4
exwife
4
former(noun, adjective, previous, higher, upper)
4
old-fashioned
4
outmoded
4
passee
3
Mimpathy(noun, communication, empathy, psychology)
3
X
3
erstwhile(adjective, former)
3
ex-(adjective, past, higher, upper, wornout)
3
letter x
2
earlier(adjective, adverb)
2
old
2
past
2
prior
2
whilom(adjective, higher, upper, abovementioned, wornout)
1
ex-husband
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APASmart Define. (2013). Ex thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ex/thesaurus/synonyms
ChicagoSmart Define. 2013. "Ex thesaurus" https://smartdefine.org/ex/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, Ex thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ex/thesaurus/synonyms>.
MLASmart Define. "Ex thesaurus" 28 June 2013. Web. 20 September 2026. <https://smartdefine.org/ex/thesaurus/synonyms>