indigestible
ununderstood
adolescent
at half cock
callow
fledgling
green
half-baked
half-cocked
half-grown
ill-digested
immature
impubic
juvenile
raw
underripe
unfledged
ungrown
unmellowed
unripe
unseasoned
cursory
digestible
endanger
farinaceous
high-seasoned
ill-conceived
ill-founded
immethodical
inexact
innutritious
mortal
palatable
shrew-mice
siliceous
soggy
subepithelial
uncooked
undereducated
undissolved
unformed
unleavened
unpalatable