prophetic
prophetical
augural
foreboding
forerunning
foreshadowing
foreshowing
foretokening
forewarning
heavy with meaning
indicative
intuitive
meaningful
monitory
ominous
portentous
precautional
precautionary
precursive
precursory
predictive
prefigurative
preindicative
presageful
presaging
prodromal
prodromic
prognostic
prognosticative
significant
warning
agonal
aguish
animalistic
anticipatory
atavistic
bone-deep
cautionary
congestive
convulsive
ear-splitting
indefinable
oft-repeated
pictures
prescient
primal
shivery
telltale
thunderous
undefinable
unexplainable
well-meant