Synonyms|673Antonyms|118|Broader|13Narrower|17Related|401
1
disown
1
dispute
1
falsify
1
nullify
1
oppose(verb, reject, disprove)
1
presume
1
repudiate
1
shatter
0
disclaim
0
abnegate
0
accuse
0
addicted
0
admonish
0
allege
0
argue
0
baffle
0
become
0
betray
0
challenge
0
cheapen
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APASmart Define. (2015). substantiate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/substantiate/thesaurus/antonyms
ChicagoSmart Define. 2015. "substantiate thesaurus" https://smartdefine.org/substantiate/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, substantiate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/substantiate/thesaurus/antonyms>.
MLASmart Define. "substantiate thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/substantiate/thesaurus/antonyms>