Synonyms|306Antonyms|16|Broader|6Narrower|0Related|92
2
nourisher
2
partisan
2
patron(noun, support, stay, advocate, fan)
2
preserver(noun, support, stay, champion, partisan)
2
promoter(noun, advocate, supporter, sponsor, backer)
2
prop(noun, support, stay, advocate, partisan)
2
protagonist
2
reinforcement(noun, support, stay, bar, prop)
2
reinforcer
2
rest
2
retainer
2
spine(support, prop, backbone)
2
staff(noun, support, stay, bar, prop)
2
standby(noun, support, prop, pillar, backbone)
2
stave(noun, support, stay, bar, prop)
2
stay(noun, support, advocate, prop, partisan)
2
sufferer
2
well-wisher(noun, support, stay, champion, partisan)
1
abetter
1
accommodator
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APASmart Define. (2015). sustainer thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sustainer/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustainer thesaurus" https://smartdefine.org/sustainer/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sustainer thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sustainer/thesaurus/synonyms>.
MLASmart Define. "sustainer thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/sustainer/thesaurus/synonyms>