91 entries under extend topic. ×

3
double(verb, advance, increase, raise, rise)
3
escalate(verb, get, advance, increase, promote)
3
exaggerate(verb, get, advance, increase, develop)
3
expand(verb, advance, increase, develop, raise)
3
lengthen(verb, advance, increase, raise, rise)
3
renew(verb, support, fix, increase, encourage)
3
sharpen(verb, advance, increase, raise, rise)
3
thicken(verb, close, set, fix, advance)
2
set up(verb, expression, phrasal verb, support, increase)
2
anneal(verb, support, close, set, fix)
2
broaden(verb, advance, increase, raise, rise)
2
develop(verb, support, advance, increase, promote)
2
grow(verb, increase, develop, boost)
2
rejuvenate(verb, support, fix, increase, raise)
2
swell(verb, advance, increase, develop, raise)
2
triple(verb, advance, increase, raise, rise)
2
widen(verb, advance, increase, raise, rise)
1
Tone up(verb, expression, phrasal verb, support, increase)
1
add fuel to fire(verb, expression, idiom, support, increase)
1
aggrandize(verb, advance, increase, develop, raise)
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APASmart Define. (2015). reinforce thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/reinforce/thesaurus/synonyms
ChicagoSmart Define. 2015. "reinforce thesaurus" https://smartdefine.org/reinforce/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, reinforce thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/reinforce/thesaurus/synonyms>.
MLASmart Define. "reinforce thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/reinforce/thesaurus/synonyms>