28 entries under prove topic. ×

14
authorize(verb, allow, confirm, sanction, endorse)
13
legitimize(verb, law, support, favor, sustain)
10
justify(verb, defend, explain, endorse)
10
sanction(verb, allow, approve, confirm, authorize)
9
validate(verb, support, favor, sustain, confirm)
8
approve(verb, support, favor, allow, sustain)
7
endorse(verb, substantiate, authorise)
7
make legal(verb, expression, idiom, endorse)
5
authenticate(verb, endorse, verify, substantiate)
5
certify(verb, endorse, substantiate)
5
constitute(verb, allow, sanction, endorse, regulate)
5
ratify(verb, approve, confirm, authorize, sanction)
2
substantiate(verb, support, favor, sustain, confirm)
2
support(verb, favor, sustain, confirm, defend)
1
John Hancock(expression, endorse, verify, substantiate)
1
bear out(verb, expression, support, favor, sustain)
1
corroborate(verb, approve, confirm, authorize, sanction)
1
give the green light(expression, idiom, endorse, verify)
1
make binding(expression, endorse, verify, substantiate)
1
make stick(expression, endorse, verify, substantiate)
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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>