438 entries under adjective topic. ×

5
decided(clear, firm, certain, definite)
5
durable(set, firm, solid, steady)
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fast(close, correct, firm, honest)
5
homogeneous(dull, steady, stable, regular)
5
mechanical(done, powered, motorized, power-driven)
5
ordered(even, rigid, inflexible, reliable)
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repeated(steady, constant, continuous, endless)
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stabile(calm, smooth, right, flat)
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stationary(still, steady, even, motionless)
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sure(close, set, clear, correct)
5
uninterrupted(smooth, right, flat, level)
4
conventional(moderate, cautious, timid, traditional)
4
definite(clear, severe, firm, harsh)
4
habitual(dull, cold, steady, stable)
4
humdrum(dull, boring, tedious, dreary)
4
immortal(continuous, endless, everlasting, uninterrupted)
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inert(still, motionless, stationary)
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interminable(steady, persistent, constant, continuous)
4
irreversible(even, rigid, inflexible, consistent)
4
monolithic(even, rigid, inflexible, reliable)
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APASmart Define. (2015). unchanging thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unchanging/thesaurus/synonyms
ChicagoSmart Define. 2015. "unchanging thesaurus" https://smartdefine.org/unchanging/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unchanging thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unchanging/thesaurus/synonyms>.
MLASmart Define. "unchanging thesaurus" 10 November 2015. Web. 24 September 2026. <https://smartdefine.org/unchanging/thesaurus/synonyms>