172 entries under extend topic. ×

9
aggrandize(verb, take, cover, advance, increase)
9
exaggerate(verb, get, advance, increase, develop)
9
grow(verb, advance, increase, open, develop)
9
redouble(verb, advance, increase, develop, disturb)
9
reinforce(verb, support, get, advance, increase)
8
mount(verb, form, support, make, advance)
7
advance(verb, get, increase, promote, turn)
7
blow up(verb, expression, phrasal verb, increase, open)
7
build(verb, advance, increase, develop, run)
7
burgeon(verb, advance, increase, open, develop)
7
develop(verb, take, cover, advance, increase)
6
add to(verb, expression, phrasal verb, take, cover)
6
inflate(verb, get, advance, increase, open)
6
swell(verb, advance, increase, open, develop)
5
step up(verb, expression, phrasal verb, support, advance)
5
add(verb, support, increase, establish)
5
broaden(verb, take, cover, advance, increase)
5
lengthen(verb, take, cover, advance, increase)
5
supplement(verb, take, cover, advance, increase)
5
widen(verb, take, cover, advance, increase)
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APASmart Define. (2015). heighten thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/heighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "heighten thesaurus" https://smartdefine.org/heighten/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, heighten thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/heighten/thesaurus/synonyms>.
MLASmart Define. "heighten thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/heighten/thesaurus/synonyms>