Synonyms|198Antonyms|1|Broader|0Narrower|0Related|20
0
duration
0
dyed-in-the-wool
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endless
0
equable(steady, even, unchanging)
0
eternal
0
even(steady, unchanging)
0
experienced
0
extended
0
faithful
0
familiarized
0
fixed resistant(expression, steady, even, unchanging)
0
from the past(expression, idiom, childhood)
0
from way back(expression, idiom, childhood)
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habituated
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hardened
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haunting(persistent, lasting, remaining)
0
immortal
0
inborn(persistent, continuous, lasting, continuing, remaining)
0
intransitive
0
inured
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APASmart Define. (2015). long-standing thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/long-standing/thesaurus/synonyms
ChicagoSmart Define. 2015. "long-standing thesaurus" https://smartdefine.org/long-standing/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, long-standing thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/long-standing/thesaurus/synonyms>.
MLASmart Define. "long-standing thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/long-standing/thesaurus/synonyms>