51 entries under substantiate topic. ×

6
legalize(verb, favor, legitimize)
6
legitimize(verb, favor, authorize, enable)
5
legalise(verb, favor, legitimize)
1
answer for(verb, expression, favor, legitimize)
1
apologize for(verb, expression, favor, legitimize)
1
approve(verb, legitimize)
1
argue for(verb, expression, favor, legitimize)
1
bear out(verb, legitimize)
1
confirm(verb, favor, legitimize)
1
cop a plea(verb, expression, idiom, favor)
1
make allowances(verb, expression, favor, legitimize)
1
show cause(verb, expression, favor, legitimize)
1
speak in favor(verb, expression, idiom, favor)
1
stand up for(verb, expression, idiom, favor)
1
verify(verb, legitimize)
0
absolve(verb, favor, legitimize)
0
acquit(verb, favor, legitimize)
0
advocate(verb, favor, legitimize)
0
alibi(verb, favor, legitimize)
0
assert(verb, favor, legitimize)
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APASmart Define. (2013). legitimise thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/legitimise/thesaurus/synonyms
ChicagoSmart Define. 2013. "legitimise thesaurus" https://smartdefine.org/legitimise/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, legitimise thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/legitimise/thesaurus/synonyms>.
MLASmart Define. "legitimise thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/legitimise/thesaurus/synonyms>