macrobian
longliver
macrobiosis
longeval
macrobiotic
long-lived
longevously
long
imperishable
enduring
abiding
indestructible
perdurable
durable
undestroyable
years
light year
crow's age
eternity
coon's age
longevous
at length
inveterately
durative
plurennial
permanent
forever
blue moon
protracted
macrobiote
until the cows come home
mecocephalic
ages
yearslong
donkey's
grip
age
until the cows freeze over
donkey's ears
donkey's years
dog's age
long-livedness
decadeslong
long-span
longtime
perpetual
cradle-to-grave
longevism
four score and ten
extended
forever and a day
longevity
with ages
from the cradle to the grave
hot minute
far
lifetime
eon
innings
careerlong
until one's dying day
sesquipedalianism
multidecadal
ancient
lived
multiyear
time out of mind
hyperextended
suprageriatric
polychronious
long-pending
fourscore
superlong
dolicho-
macro-
old-timer
make old bones
indefinitely
long as one's arm
bow out
long-distance
elderwed
gerospan
longstandingness
aeon
prolongedly
yonks
obsoletion
for England
longwhiles
elderly
withdraw
for the ages
sesquipedalian
centennial