50 entries under broaden topic. ×

10
fill out(verb, expression, phrasal verb, increase, open)
10
swell(verb, increase, open, develop, extend)
9
amplify(verb, increase, open, develop, rise)
9
augment(verb, increase, open, develop, rise)
8
inflate(verb, increase, open, develop, extend)
7
distend(verb, increase, open, develop, rise)
6
thicken(verb, increase, open, develop, extend)
5
aggrandize(verb, increase, open, develop, extend)
5
dilate(verb, increase, open, develop, rise)
5
lengthen(verb, increase, open, develop, extend)
5
spread(verb, increase, open, develop, extend)
5
widen(verb, increase, open, develop, extend)
4
bloat(verb, increase, open, develop, rise)
4
burgeon(verb, increase, open, develop, extend)
4
magnify(verb, increase, open, develop, extend)
3
blow up(verb, expression, phrasal verb, increase, open)
3
elaborate(verb, increase, open, develop, extend)
3
heighten(verb, increase, open, develop, rise)
3
pad(verb, increase, open, develop, extend)
3
stretch(verb, increase, open, develop, extend)
<123>
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APASmart Define. (2015). fatten thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fatten/thesaurus/synonyms
ChicagoSmart Define. 2015. "fatten thesaurus" https://smartdefine.org/fatten/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, fatten thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fatten/thesaurus/synonyms>.
MLASmart Define. "fatten thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/fatten/thesaurus/synonyms>