56 entries under stiff topic. ×

2
inflexible(adjective, set, strong, hard, tough)
2
rigid(adjective, set, strong, hard, complete)
2
set(verb, adjective, strong, hard, tough)
2
solidified(verb, adjective, set, hard, tough)
2
thickened(verb, adjective, set, strong, solid)
2
unyielding(adjective, set, hard, tough, firm)
1
caked(adjective, set, solid, heavy, deep)
1
clabbered(adjective, set, solid, heavy, deep)
1
coagulated(verb, adjective, set, solid, heavy)
1
congealed(verb, adjective, set, hard, tough)
1
curdled(verb, adjective, set, solid, heavy)
1
gelatinous(adjective, set, solid, heavy, deep)
1
gloppy(adjective, set, solid, heavy, deep)
1
gummous(adjective, set, solid, heavy, deep)
1
gunky(adjective, set, solid, heavy, deep)
1
hardened(verb, adjective, set, strong, hard)
1
impervious(adjective, set, hard, tough, solid)
1
jelled(verb, adjective, set, hard, tough)
1
jellied(verb, adjective, set, solid, heavy)
1
opaque(adjective, set, solid, heavy, deep)
11 years ago|13k views|share |citing 
APASmart Define. (2015). concentrated thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/concentrated/thesaurus/synonyms
ChicagoSmart Define. 2015. "concentrated thesaurus" https://smartdefine.org/concentrated/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, concentrated thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/concentrated/thesaurus/synonyms>.
MLASmart Define. "concentrated thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/concentrated/thesaurus/synonyms>