99 entries under swell topic. ×

2
triple(verb, advance, increase, raise, rise)
2
wax(verb, advance, increase, raise, gain)
2
widen(verb, advance, increase, raise, rise)
1
add to(verb, expression, advance, increase, raise)
1
advance(verb, increase, raise, rise, extend)
1
annex(verb, advance, increase, raise, rise)
1
ascend(verb, advance, increase, raise)
1
billow(verb, advance, increase, raise)
1
bulge(verb, advance, increase, raise)
1
buttress(expand, strengthen, condense, fortify)
1
climb(increase, grow)
1
dilate(verb, advance, increase, raise, rise)
1
further(verb, advance, increase, raise, rise)
1
go through the roof(verb, expression, idiom, advance, increase)
1
go up(verb, expression, advance, increase, raise)
1
grow thick(expression, expand, condense, thicken)
1
improve(verb, advance, increase, raise, boost)
1
inspissate(verb, expand, condense, thicken)
1
lengthen(verb, advance, increase, raise, rise)
1
levitate(verb, advance, increase, raise)
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APASmart Define. (2015). deepen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/deepen/thesaurus/synonyms
ChicagoSmart Define. 2015. "deepen thesaurus" https://smartdefine.org/deepen/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, deepen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/deepen/thesaurus/synonyms>.
MLASmart Define. "deepen thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/deepen/thesaurus/synonyms>