extant Antonyms
extinct
as dead as a dodo
creaky
ancient history
whilom
through
testator
stone-dead
square-toed
slain
quondam
past
outdated
out
other
old
obsolete
at rest
bypast
as dead as a doornail
dead as mutton
counting worms
completely dead
assuredly dead
as dead as mutton
inextant
dead as a doornail
dead as a dodo
dead and buried
clunky
backward-looking
antwacky
behind the times
nonextant
goner
lost
jurassic
conservative
concluded
completed
complete
bygone
burlesque
archaic
antique
antiquated
antediluvian
ancient
anachronistic
agone