Synonyms|115Antonyms|87|Broader|0Narrower|0Related|1.2k

31 entries under adjective topic. ×

4
good
3
hard
3
solid
3
valid
3
well-founded
2
certain
2
cogent
2
genuine
2
sure
1
authoritative
1
proven
1
strong
0
able
0
constant
0
definite
0
efficacious
0
emphatic
0
entrenched
0
forcible
0
generous
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APASmart Define. (2016). unsubstantiated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unsubstantiated/thesaurus/antonyms
ChicagoSmart Define. 2016. "unsubstantiated thesaurus" https://smartdefine.org/unsubstantiated/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unsubstantiated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unsubstantiated/thesaurus/antonyms>.
MLASmart Define. "unsubstantiated thesaurus" 3 February 2016. Web. 28 September 2026. <https://smartdefine.org/unsubstantiated/thesaurus/antonyms>