75 entries under expression topic. ×

1
water over the dam(adjective, idiom, dead, past)
1
water under the bridge(adjective, idiom, dead, past)
0
all bets off
0
at an end
0
pushing up daisies(adjective, idiom, live, death)
0
be no more(idiom, inexistence)
0
become extinct(idiom, inexistence)
0
break off(verb, phrasal verb)
0
by no means
0
cease to exist(idiom, inexistence)
0
cut short
0
dead person
0
dear departed(previous, former, deceased)
0
departed this life(idiom, death)
0
fade away(verb, phrasal verb)
0
go out(verb, phrasal verb)
0
great auk
0
have no existence(idiom, inexistence)
0
having died out
0
lacking activity
10 years ago|11k views|share |citing 
APASmart Define. (2016). extinct thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/extinct/thesaurus/synonyms
ChicagoSmart Define. 2016. "extinct thesaurus" https://smartdefine.org/extinct/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, extinct thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extinct/thesaurus/synonyms>.
MLASmart Define. "extinct thesaurus" 10 February 2016. Web. 20 September 2026. <https://smartdefine.org/extinct/thesaurus/synonyms>