Synonyms|763Antonyms|107|Broader|9Narrower|6Related|570

113 entries under constant topic. ×

4
solid(adjective, severe, firm, harsh, certain)
4
staunch(adjective, close, correct, firm, honest)
4
straight(adjective, close, smooth, correct, right)
4
sustained(adjective, persistent, continuous, endless)
4
unmodifiable(adjective, set, regular, even)
3
connected(adjective, steady, stable, regular, fixed)
3
dependable(adjective, close, correct, firm, honest)
3
faithful(adjective, close, strong, correct, firm)
3
immovable(adjective, set, firm, solid, still)
3
nonstop(adjective, steady, stable, regular, fixed)
3
undiversified(adjective, set, regular, even)
3
unfading(adjective, stable, fixed, lasting)
2
balanced(adjective, direct, smooth, right, flat)
2
imperishable(adjective, stable, fixed, enduring)
2
long-lasting(adjective, stable, enduring, lasting)
2
of a piece(expression, adjective, idiom, steady, stable)
2
persisting(adjective, strong, firm, steady, persistent)
2
reliable(adjective, close, correct, firm, honest)
2
secure(adjective, firm, solid, steady, stable)
2
set in stone(expression, adjective, idiom, firm, solid)
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HarvardSmart Define 2015, unchanging thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unchanging/thesaurus/synonyms>.
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