1
unmitigable
1
unmodifiable
1
unredeemed(adjective, out, hidden, lost, absent)
1
unrelievable
1
unremitting
1
unrestorable
1
unreturnable
1
unsalvable
1
unsusceptible
1
unvariable
1
unvarying
1
used
1
used up
1
vanished(adjective, confused, out, hidden, lost)
1
wandering(adjective, confused, out, hidden, lost)
1
wasted
1
wayward(adjective, confused, out, hidden, lost)
1
without(adjective, confused, out, hidden, lost)
1
worn away
0
abstracted
11 years ago|3.7k views|share |citing 
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>