2
pyramid(verb, increase, open, develop, extend)
2
raise(verb, advance, increase, turn, produce)
2
reduce(verb, concentrate, squeeze, curtail, compact)
2
settle(verb, close, set, fix, secure)
2
slap on(verb, expression, advance, increase, open)
2
squeeze(verb, concentrate, compact, compress, density)
2
stabilize(verb, place, set, develop, secure)
2
starch(verb, close, set, fix, settle)
2
tack on(verb, expression, advance, increase, open)
2
thrive(verb, advance, turn, raise, produce)
2
tie(verb, place, set, fix, secure)
2
unravel(verb, increase, open, develop, extend)
2
upsurge(verb, increase, open, develop, extend)
2
wax(verb, advance, increase, open, develop)
1
abbreviate(verb, concentrate, squeeze, curtail, compact)
1
abound(verb, advance, turn, raise, produce)
1
abridge(verb, concentrate, squeeze, curtail, compact)
1
advance(verb, increase, turn, raise, produce)
1
affix(verb, place, set, fix, secure)
1
age(verb, advance, turn, raise, produce)
11 years ago|6.5k views|share |citing 
APASmart Define. (2015). thicken thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/thicken/thesaurus/synonyms
ChicagoSmart Define. 2015. "thicken thesaurus" https://smartdefine.org/thicken/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, thicken thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/thicken/thesaurus/synonyms>.
MLASmart Define. "thicken thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/thicken/thesaurus/synonyms>