59 entries under firm topic. ×

10
stiff(adjective, hard, correct, dead)
8
starchy(adjective, state, hard, slang)
6
rigid(adjective, hard, solid, stiff)
4
inflexible(adjective, hard, solid, stiff)
3
tense(verb, adjective, hard, solid)
2
buckram(adjective, hard, solid, stiff)
2
indurate(verb, adjective, hard, solid)
2
set(verb, adjective, hard, solid)
2
taut(adjective, hard, solid, stiff)
2
tight(adjective, hard, solid, stiff)
2
unbending(adjective, hard, correct, solid)
1
annealed(verb, adjective, hard, solid)
1
arthritic(adjective, hard, solid, stiff)
1
benumbed(verb, adjective, hard, solid)
1
brittle(adjective, hard, solid, stiff)
1
calcify(verb, close, set, fix)
1
cemented(verb, adjective, hard, solid)
1
chilled(verb, adjective, hard, solid)
1
congealed(verb, adjective, hard, solid)
1
contracted(adjective, hard, solid, stiff)
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APASmart Define. (2015). starched thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/starched/thesaurus/synonyms
ChicagoSmart Define. 2015. "starched thesaurus" https://smartdefine.org/starched/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, starched thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/starched/thesaurus/synonyms>.
MLASmart Define. "starched thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/starched/thesaurus/synonyms>