141 entries under stiff topic. ×

12
tense(adjective, hard, firm, solid)
11
incompliant(adjective, tough, severe, firm, resist)
11
prim(adjective, proper, particular, solemn)
10
flinty(adjective, strong, hard, tough, severe)
10
unmoving(adjective, severe, still, fixed)
9
close(adjective, hard, tough, correct, severe)
9
cool(adjective, severe, cold, detached, unfriendly)
9
definite(adjective, hard, correct, severe, rough)
9
taut(adjective, hard, firm, solid)
9
undeviating(adjective, severe, harsh, cruel, determined)
8
stony(adjective, set, hard, firm, solid)
8
frigid(adjective, cool, cold, detached, unfriendly)
8
single-minded(adjective, tough, severe, firm, harsh)
8
static(adjective, set, secure, severe, still)
7
callous(adjective, set, mean, strong, hard)
7
hard-line(adjective, strong, hard, tough, severe)
7
immutable(adjective, set, hard, regular, fixed)
6
buckram(adjective, hard, firm, solid)
6
changeless(adjective, set, severe, firm, still)
6
cold(adjective, hard, cool, severe, harsh)
11 years ago|38k views|share |citing 
APASmart Define. (2015). rigid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rigid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>.
MLASmart Define. "rigid thesaurus" 3 August 2015. Web. 25 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms>