Synonyms|54Antonyms|0|Broader|1Narrower|0Related|13
1
interminably
1
long
1
month after month(expression, idiom)
1
morning
1
noon
1
of old
1
of yore
1
persistently
1
protractedly
1
since
1
since long ago(expression, idiom)
1
since time began(expression, idiom)
1
some time ago(expression, idiom)
1
some time back(expression, idiom)
1
till doomsday
1
time immemorial
1
undyingly
1
unendingly
1
until now
1
year after year(expression, idiom)
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APASmart Define. (2015). long since thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/long_since/thesaurus/synonyms
ChicagoSmart Define. 2015. "long since thesaurus" https://smartdefine.org/long_since/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, long since thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/long_since/thesaurus/synonyms>.
MLASmart Define. "long since thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/long_since/thesaurus/synonyms>