82 entries under unwavering topic. ×

158
firm(noun, adjective, feature, state, characteristic)
119
stable(adjective, strong, tough, strain, flat)
107
constant(adjective, strong, tough, continue, strain)
88
steadfast(adjective, feature, state, characteristic, strong)
85
steady(adjective, feature, state, characteristic, strong)
78
enduring(adjective, quiet, strong, tough, continue)
68
unyielding(adjective, strong, tough, strain, flat)
66
rigid(adjective, feature, state, characteristic, severe)
61
fast(adjective, strong, tough, strain, firm)
57
settled(adjective, strong, strain, flat, firm)
46
stubborn(adjective, characteristic, quality, stubbornness, determined)
38
tenacious(adjective, strong, tough, flat, firm)
32
persevering(adjective, quiet, understanding, strong, tough)
30
determined(adjective, strong, tough, flat, firm)
29
indefatigable(adjective, strong, firm, determined, steady)
29
resolute(adjective, strong, tough, flat, firm)
29
relentless(adjective, strong, tough, severe, continue)
28
dogged(adjective, strong, tough, firm, energetic)
23
pertinacious(adjective, strong, tough, continue, firm)
20
obstinate(adjective, strong, tough, continue, firm)
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APASmart Define. (2015). persistent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/persistent/thesaurus/synonyms
ChicagoSmart Define. 2015. "persistent thesaurus" https://smartdefine.org/persistent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, persistent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/persistent/thesaurus/synonyms>.
MLASmart Define. "persistent thesaurus" 1 June 2015. Web. 22 September 2026. <https://smartdefine.org/persistent/thesaurus/synonyms>