90 entries under advance topic. ×

10
enlarge(verb, set, increase, open)
10
expand(verb, set, increase, develop)
7
broaden(verb, increase, open, develop)
7
increase(verb, open, develop, turn)
7
strengthen(verb, close, set, fix)
7
widen(verb, set, increase, open)
6
augment(verb, increase, open, develop)
6
lengthen(verb, increase, open, develop)
6
swell(verb, set, increase, develop)
5
amplify(verb, increase, open, develop)
5
extend(verb, increase, open, develop)
5
inflate(verb, increase, develop, raise)
5
intensify(verb, increase, raise, gain)
5
reinforce(verb, close, set, fix)
4
burgeon(verb, increase, open, develop)
4
develop(verb, form, increase, open)
4
spread(verb, increase, open, develop)
3
aggrandize(verb, increase, open, develop)
3
build(verb, increase, turn, raise)
3
build up(verb, expression, increase, develop)
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APASmart Define. (2015). thicken thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/thicken/thesaurus/synonyms
ChicagoSmart Define. 2015. "thicken thesaurus" https://smartdefine.org/thicken/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, thicken thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/thicken/thesaurus/synonyms>.
MLASmart Define. "thicken thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/thicken/thesaurus/synonyms>