Synonyms|159Antonyms|79|Broader|8Narrower|12Related|443

71 entries under substantiate topic. ×

2
vindicate(verb, support, favor, defend, explain)
1
John Hancock(expression, endorse, prove, verify)
1
absolve(verb, support, favor, sustain, confirm)
1
acquit(verb, support, favor, sustain, confirm)
1
advocate(support, favor, defend, explain)
1
alibi(verb, support, favor, sustain, confirm)
1
answer for(expression, support, favor, legitimize)
1
apologize for(expression, support, favor, legitimize)
1
argue for(verb, expression, support, favor, sustain)
1
assert(support, favor, defend, explain)
1
be answerable for(verb, support, favor, sustain, confirm)
1
bear out(verb, expression, support, favor, sustain)
1
brief(verb, support, favor, sustain, confirm)
1
claim(verb, support, favor, sustain, confirm)
1
clear(verb, support, favor, sustain, confirm)
1
condone(verb, support, favor, sustain, confirm)
1
contend(support, favor, defend, explain)
1
cop a plea(verb, expression, idiom, support, favor)
1
corroborate(verb, approve, confirm, authorize, sanction)
1
countenance(support, favor, defend, explain)
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APASmart Define. (2015). legalize thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/legalize/thesaurus/synonyms
ChicagoSmart Define. 2015. "legalize thesaurus" https://smartdefine.org/legalize/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, legalize thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/legalize/thesaurus/synonyms>.
MLASmart Define. "legalize thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/legalize/thesaurus/synonyms>