150 entries under sustain topic. ×

4
back up(verb, expression, phrasal verb, support, help)
4
bear(verb, support, help, keep, maintain)
4
befriend(verb, support, help, show, keep)
4
fend for(verb, expression, phrasal verb, support, keep)
4
promote(verb, support, hold, take, help)
4
retain(verb, keep, maintain, secure, continue)
4
second(verb, support, hold, help, show)
4
substantiate(verb, support, hold, help, maintain)
3
apologize for(verb, expression, phrasal verb, support, show)
3
argue for(verb, expression, support, take, promote)
3
bolster(verb, support, hold, take, help)
3
carry(verb, support, hold, help, keep)
3
condone(verb, support, favor, confirm)
3
encourage(support, take, love, honor, maintain)
3
endure(verb, support, fix, run, continue)
3
go for(verb, expression, phrasal verb, support, take)
3
keep up(verb, expression, phrasal verb, support, hold)
3
nurse(verb, support, help, keep, love)
2
alibi(verb, support, favor, confirm)
2
approve(verb, support, hold, help, accept)
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APASmart Define. (2015). defend thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/defend/thesaurus/synonyms
ChicagoSmart Define. 2015. "defend thesaurus" https://smartdefine.org/defend/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, defend thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/defend/thesaurus/synonyms>.
MLASmart Define. "defend thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/defend/thesaurus/synonyms>