35 entries under lost topic. ×

9
irretrievable(adjective, sad, anxious, worried, distressed)
5
irrevocable(adjective, severe, out, hidden)
3
vanished(adjective, confused, out, hidden)
2
disoriented(adjective, confused, out, hidden)
2
misplaced(adjective, confused, out, hidden)
2
missing(adjective, confused, out, hidden)
1
absent(adjective, confused, out, hidden)
1
adrift(adjective, confused, out, hidden)
1
astray(adjective, confused, out, hidden)
1
at sea(expression, adjective, hidden, absent)
1
cast away(expression, adjective, hidden, absent)
1
disappeared(adjective, confused, out, hidden)
1
fallen between cracks(expression, adjective, idiom, hidden)
1
forfeit(adjective, out, hidden, absent)
1
forfeited(adjective, confused, out, hidden)
1
gone astray(expression, adjective, hidden, absent)
1
hidden(adjective, confused, out, missing)
1
invisible(adjective, confused, out, hidden)
1
kiss goodbye(expression, adjective, hidden, absent)
1
lacking(adjective, confused, out, hidden)
<12>
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APASmart Define. (2015). irrecoverable thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/irrecoverable/thesaurus/synonyms
ChicagoSmart Define. 2015. "irrecoverable thesaurus" https://smartdefine.org/irrecoverable/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, irrecoverable thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/irrecoverable/thesaurus/synonyms>.
MLASmart Define. "irrecoverable thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/irrecoverable/thesaurus/synonyms>