316 entries under increase topic. ×

1
honor(verb, get, promote, extend)
1
increment
1
inspire(verb, stimulate, excite, improve)
1
intensity(verb, rise, issue, swell)
1
invigorate(verb, support, encourage, establish)
1
jump(verb, get, promote, extend)
1
jump up(verb, expression, get, promote)
1
justify(verb, support, establish, extend)
1
last(verb, take, cover, open)
1
let out(verb, expression, take, cover)
1
levy(verb, get, promote, boost)
1
lighten(verb, raise, severe, boost)
1
longer(verb, take, cover, open)
1
look up(expression, get, promote, boost)
1
make firm(verb, expression, support, establish)
1
mark up(verb, expression, advance, raise)
1
mass(verb, get, promote, collect)
1
mobilize(verb, get, promote, boost)
1
muster(verb, get, promote, collect)
1
obtain(verb, get, promote, boost)
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APASmart Define. (2015). heighten thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/heighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "heighten thesaurus" https://smartdefine.org/heighten/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, heighten thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/heighten/thesaurus/synonyms>.
MLASmart Define. "heighten thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/heighten/thesaurus/synonyms>