145 entries under improve topic. ×

1
retouch(fix, return, recall, revive)
1
retrieve(verb, raise, gain, deliver)
1
root for(verb, expression, support, develop, promote)
1
second(verb, support, develop, promote, encourage)
1
select(verb, raise, gain, engage)
1
serve(verb, support, develop, promote, favor)
1
set to rights(expression, idiom, fix, revive)
1
side with(verb, expression, support, develop, promote)
1
smile upon(verb, expression, support, develop, promote)
1
spur(verb, support, develop, promote, encourage)
1
store up(verb, expression, charge, raise, gain)
1
subscribe to(verb, expression, support, develop, promote)
1
take in(verb, expression, raise, gain, deliver)
1
update(fix, return, recall, revive)
1
win back(expression, fix, return, revive)
1
win over(verb, expression, raise, gain, deliver)
0
beautify(verb, increase, develop, extend)
0
brought back(expression, fix)
0
embroider(verb, increase, develop, expand)
0
flesh out(verb, expression, increase, develop)
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APASmart Define. (2016). strengthen thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/strengthen/thesaurus/synonyms
ChicagoSmart Define. 2016. "strengthen thesaurus" https://smartdefine.org/strengthen/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, strengthen thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/strengthen/thesaurus/synonyms>.
MLASmart Define. "strengthen thesaurus" 3 March 2016. Web. 29 September 2026. <https://smartdefine.org/strengthen/thesaurus/synonyms>