Synonyms|201Antonyms|63|Broader|2Narrower|7Related|59
1
disappeared(adjective, confused, out, hidden, lost)
1
disregarded
1
dissipated
1
down the drain(expression, adjective, idiom, hidden, missing)
1
eroded
1
expended
1
fallen between cracks(expression, adjective, idiom, hidden, lost)
1
final
1
fixed
1
forgotten
1
gone astray(expression, adjective, hidden, lost, absent)
1
helpless
1
hidden(adjective, confused, out, lost, missing)
1
immitigable
1
imperishable
1
in the soup
1
inconvertible
1
incorruptible
1
indelible
1
indestructible
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APASmart Define. (2015). irretrievable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/irretrievable/thesaurus/synonyms
ChicagoSmart Define. 2015. "irretrievable thesaurus" https://smartdefine.org/irretrievable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, irretrievable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/irretrievable/thesaurus/synonyms>.
MLASmart Define. "irretrievable thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/irretrievable/thesaurus/synonyms>