Synonyms|243Antonyms|38|Broader|1Narrower|0Related|60

36 entries under permanent topic. ×

1
long-lasting(adjective, long-term, lifelong)
1
long-term
1
longstanding(long-term, lifelong)
1
old(long-term, lifelong)
1
perdurable(long-term, lifelong)
1
perennial(adjective, long-term, lifelong)
1
perpetual(long-term, lifelong)
1
persisting(long-term, lifelong)
1
settled(adjective, fixed, unchangeable, unalterable)
1
stable(firm, true, fixed, constant, steadfast)
1
till the cows come home(expression, idiom, long-term, lifelong)
1
unceasing(long-term, lifelong)
1
unchanging(adjective, long-term, lifelong)
1
unending(long-term, lifelong)
1
unremitting(long-term, lifelong)
0
ongoing(long-term, lifelong)
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APASmart Define. (2016). indelible thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/indelible/thesaurus/synonyms
ChicagoSmart Define. 2016. "indelible thesaurus" https://smartdefine.org/indelible/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, indelible thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/indelible/thesaurus/synonyms>.
MLASmart Define. "indelible thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/indelible/thesaurus/synonyms>