36 entries under missing topic. ×

14
irretrievable(adjective, severe, fixed, out, hidden)
7
gone(confused, out, hidden, lost, desperate)
6
irrecoverable(adjective, severe, out, hidden, lost)
6
lost(adjective, severe, fixed, confused, out)
4
absent(confused, out, hidden, lost, unchangeable)
4
forfeited(confused, out, hidden, lost)
4
lacking(confused, out, hidden, lost, unchangeable)
2
passed
1
adrift(confused, out, hidden, lost)
1
astray(confused, out, hidden, lost, unchangeable)
1
at sea(expression, out, hidden, lost)
1
cast away(expression, out, hidden, lost)
1
disappeared(confused, out, hidden, lost, unchangeable)
1
disoriented(confused, out, hidden, lost)
1
down the drain(expression, idiom, out, hidden)
1
fallen between cracks(expression, idiom, out, hidden)
1
forfeit(confused, out, hidden, lost)
1
gone astray(expression, out, hidden, lost)
1
hidden(confused, out, lost, unchangeable)
1
invisible(confused, out, hidden, lost, unchangeable)
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APASmart Define. (2015). irrevocable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/irrevocable/thesaurus/synonyms
ChicagoSmart Define. 2015. "irrevocable thesaurus" https://smartdefine.org/irrevocable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, irrevocable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/irrevocable/thesaurus/synonyms>.
MLASmart Define. "irrevocable thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/irrevocable/thesaurus/synonyms>