biodegradable
decayable
putrefiable
putrescible
spoilable
brittle
capricious
changeable
corruptible
deciduous
decomposable
destructible
dying
ephemeral
evanescent
fading
fickle
fleeting
flitting
fly-by-night
flying
fragile
frail
fugacious
fugitive
impermanent
impetuous
impulsive
inconstant
insubstantial
momentary
mortal
mutable
nondurable
nonpermanent
passing
short-lived
subject to death
temporal
temporary
transient
transitive
transitory
undurable
unenduring
unstable
volatile
food product
foodstuff
corporeal
earthly
fallible
finite
hazardous
illusive
inflammable
liable
precarious
precious
tenuous
trivial
unsatisfying