Synonyms|557Antonyms|138|Broader|4Narrower|0Related|604

83 entries under unchanging topic. ×

5
smooth(adjective, calm, right, flat, level)
5
strong(calm, steady, fixed, even, constant)
5
sure(adjective, calm, strong, secure, firm)
5
unfailing(adjective, certain, steady, regular, definite)
5
unfluctuating(adjective, calm, strong, secure, smooth)
4
set(adjective, calm, clear, strong, secure)
4
solid(adjective, calm, strong, firm, fast)
4
straight(adjective, direct, smooth, right, flat)
4
unmodifiable(adjective, set, regular, fixed, even)
3
of a piece(expression, adjective, idiom, steady, stable)
3
reliable(adjective, calm, strong, secure, firm)
3
resolute(adjective, calm, strong, secure, firm)
3
stabile(adjective, calm, strong, secure, smooth)
2
durable(adjective, calm, strong, secure, firm)
2
fast(adjective, calm, strong, secure, firm)
2
immovable(adjective, set, firm, solid, still)
2
irreversible(adjective, fixed, even, rigid, inflexible)
2
plumb(adjective, direct, smooth, right, flat)
2
staunch(adjective, calm, strong, secure, firm)
2
systematic(adjective, calm, smooth, ordinary, usual)
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ChicagoSmart Define. 2015. "unvarying thesaurus" https://smartdefine.org/unvarying/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unvarying thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unvarying/thesaurus/synonyms>.
MLASmart Define. "unvarying thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/unvarying/thesaurus/synonyms>