5
impale(verb, put at risk)
5
mount(verb, trick, trap, build, erect)
5
plug(verb, support, take, help, maintain)
5
postern(noun, adjective, end, last, stern)
5
push(verb, support, move, take, act)
5
ratify(verb, support, help, accept, keep)
5
regress(verb, drop, close, go, decline)
5
retrogress(verb, move, drop, close, reduce)
5
return(verb, move, act, movement, reduce)
5
round(verb, move, action, act, movement)
5
rump(noun, stern, human, tail, bottom)
5
run interference for(verb, expression, idiom, support, take)
5
stand
5
strong
5
subscribe(verb, support, give, secure, agree)
5
subvene
5
underpin(verb, support, sign, uphold, prove)
4
abandon(verb, go, withdraw, leave, return)
4
background(noun, part, rear)
4
backing(noun, hold, part, block, base)
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APASmart Define. (2016). back thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/back/thesaurus/synonyms
ChicagoSmart Define. 2016. "back thesaurus" https://smartdefine.org/back/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, back thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/back/thesaurus/synonyms>.
MLASmart Define. "back thesaurus" 1 April 2016. Web. 21 September 2026. <https://smartdefine.org/back/thesaurus/synonyms>