284 entries under verb topic. ×

3
reinforce(advance, increase, raise, rise)
3
snowball(advance, increase, develop, raise)
3
supplement(take, cover, advance, increase)
3
sustain(advance, maintain, continue, stay)
2
abide(advance, maintain, continue, stay)
2
aggravate(advance, increase, raise, rise)
2
bloat(set, cover, increase, open)
2
build(advance, increase, develop, raise)
2
build up(expression, advance, increase, raise)
2
carry on(expression, take, cover, advance)
2
diffuse(set, cover, increase, open)
2
drag(extend, prolong, elongate)
2
elevate
2
endure(advance, maintain, continue, extend)
2
escalate(set, cover, advance, increase)
2
exaggerate(advance, increase, develop, raise)
2
fill out(expression, increase, open, develop)
2
go on(expression, take, cover, advance)
2
hike(increase, open, develop, extend)
2
increment(increase, expand)
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APASmart Define. (2016). lengthen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/lengthen/thesaurus/synonyms
ChicagoSmart Define. 2016. "lengthen thesaurus" https://smartdefine.org/lengthen/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, lengthen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/lengthen/thesaurus/synonyms>.
MLASmart Define. "lengthen thesaurus" 9 March 2016. Web. 28 September 2026. <https://smartdefine.org/lengthen/thesaurus/synonyms>