Synonyms|152Antonyms|0|Broader|2Narrower|0Related|6

42 entries under extend topic. ×

1
justify(verb, support, increase, establish)
1
make firm(verb, expression, support, increase, establish)
1
mount(verb, support, increase, establish)
1
multiply(verb, support, increase, establish)
1
powerful(verb, support, increase, establish)
1
regenerate(verb, support, increase, establish)
1
reinforce(verb, support, increase, raise, establish)
1
rejuvenate(verb, support, increase, establish)
1
renew(verb, support, increase, establish)
1
restore(verb, support, increase, establish)
1
rise(verb, support, increase, raise, establish)
1
set up(verb, expression, support, increase, establish)
1
sinew(verb, support, increase, establish)
1
steel(verb, support, increase, establish)
1
step up(verb, expression, support, increase, raise)
1
substantiate(verb, support, increase, establish)
1
support(verb, increase, establish, powerful)
1
sustain(verb, support, increase, establish)
1
temper(verb, support, increase, establish)
1
toughen(verb, support, increase, establish)
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APASmart Define. (2015). tone up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/tone_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "tone up thesaurus" https://smartdefine.org/tone_up/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, tone up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/tone_up/thesaurus/synonyms>.
MLASmart Define. "tone up thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/tone_up/thesaurus/synonyms>