36 entries under stiffness topic. ×

7
rigid(adjective, material, behavior, conviction)
7
solid(adjective, material, conviction)
6
inflexible(adjective, material, behavior, conviction)
6
firm(adjective, material, behavior, conviction)
6
stiff(adjective, material, conviction)
5
fixed(adjective, conviction)
4
adamant(adjective, material, behavior, conviction)
4
hard(adjective, material, behavior, conviction)
4
impliable(adjective, material, rare, conviction)
4
intractable(adjective, material, behavior, conviction)
4
unbending(adjective, material, behavior, conviction)
4
unyielding(adjective, material, behavior, conviction)
3
determined(adjective, behavior, conviction)
3
hard-line(adjective, behavior, conviction)
3
hard-nosed(adjective, behavior, conviction)
3
headstrong(adjective, behavior, conviction)
3
immalleable(adjective, material, conviction)
3
implacable(adjective, behavior, conviction)
3
inexorable(adjective, behavior, conviction)
3
mulish(adjective, behavior, conviction)
<12>
56 years ago|0 views|share |citing 
APASmart Define. (1970). easily moulded thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/easily_moulded/thesaurus/antonyms
ChicagoSmart Define. 1970. "easily moulded thesaurus" https://smartdefine.org/easily_moulded/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 1970, easily moulded thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/easily_moulded/thesaurus/antonyms>.
MLASmart Define. "easily moulded thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/easily_moulded/thesaurus/antonyms>