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

105 entries under stable topic. ×

1
ardent(adjective, close, correct, firm, honest)
1
brick-wall(adjective, firm, solid, steady, substantial)
1
diurnal(constant, enduring, lasting, durable)
1
for keeps(expression, constant, enduring, lasting)
1
forever(constant, enduring, lasting, permanent)
1
forever and a day(expression, idiom, constant, lasting)
1
in for the long haul(expression, idiom, constant, lasting)
1
liege(adjective, firm, solid, true, fast)
1
like the Rock of Gibralter(expression, adjective, idiom, steady)
1
loyal(adjective, close, strong, correct, firm)
1
monochrome(adjective, dull, steady, regular)
1
monophonic(adjective, dull, steady, regular)
1
never-failing(adjective, set, clear, firm, solid)
1
perdurable(steady, even, constant, enduring)
1
perduring(constant, enduring, lasting, durable)
1
regularized(adjective, dull, steady, regular)
1
set in concrete(expression, constant, enduring, lasting)
1
single-minded(adjective, severe, firm, harsh, solid)
1
solid as rock(expression, adjective, idiom, steady)
1
standardized(adjective, dull, cold, steady)
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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>