3
obsolete
3
unretrievable
3
vanished(adjective, confused, out, hidden, lost)
2
antebellum
2
beyond remedy(expression, idiom, hopelessness)
2
blown over(verb, phrasal verb, the past)
2
departed
2
disoriented(adjective, confused, out, hidden, lost)
2
exploded
2
gone by(verb, phrasal verb, the past)
2
has-been
2
irreformable
2
lapsed
2
misplaced(adjective, confused, out, hidden, lost)
2
missing(adjective, confused, out, hidden, lost)
2
no more(expression, idiom, the past)
2
over
2
passe
2
passed away(verb, phrasal verb, the past)
2
past
11 years ago|3k views|share |citing 
APASmart Define. (2015). irrecoverable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/irrecoverable/thesaurus/synonyms
ChicagoSmart Define. 2015. "irrecoverable thesaurus" https://smartdefine.org/irrecoverable/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, irrecoverable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/irrecoverable/thesaurus/synonyms>.
MLASmart Define. "irrecoverable thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/irrecoverable/thesaurus/synonyms>