permanent Synonyms - page 3
continuous
dateless
deathless
inalterable
incessant
incommutable
irrepealable
irretrievable
irreversible
irrevocable
last
lifelong
living
longeval
longevous
long-lived
macrobiotic
ongoing
perdurable
irreparable
irremediable
invariant
indefeasible
indefinite
indefinitely
indelible
indestructible
indissoluble
ineffaceable
ineradicable
inexhaustible
inextinguishable
inextirpable
intransmutable
invariable
perennial