Synonyms|76Antonyms|0|Broader|0Narrower|0Related|5
6
unique(adjective, alone, singular)
2
isolated(individual, detached, single, solitary, alone)
2
lone(adjective, only, oneself)
2
only(adjective, exceptional, individual, detached, exclusive)
2
single
2
sole(adjective, alone, singular)
2
solitary
2
solo(adjective, exceptional, individual, detached, exclusive)
2
unaccompanied(individual, detached, single, solitary, alone)
1
abandoned
1
alone(adjective, adverb, separate, exceptional, individual)
1
by oneself(expression, individual, detached, single, solitary)
1
deserted
1
exclusive(adjective, exceptional, individual, rare, single)
1
forsaken
1
individual
1
lonesome
1
matchless(adjective, exceptional, individual, exclusive, single)
1
once in a lifetime
1
one(adjective, exceptional, individual, rare, exclusive)
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APASmart Define. (2013). onliest thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/onliest/thesaurus/synonyms
ChicagoSmart Define. 2013. "onliest thesaurus" https://smartdefine.org/onliest/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, onliest thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/onliest/thesaurus/synonyms>.
MLASmart Define. "onliest thesaurus" 19 May 2013. Web. 20 September 2026. <https://smartdefine.org/onliest/thesaurus/synonyms>