fateful vs decisive

fateful and decisive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
fateful	No	Yes	No	No
decisive	No	Yes	No	No

fateful (adjective)	decisive (adjective)
having momentous consequences; of decisive importance	determining or having the power to determine an outcome
controlled or decreed by fate; predetermined	characterized by decision and firmness
ominously prophetic	forming or having the nature of a turning point or crisis
(of events) having extremely unfortunate or dire consequences; bringing ruin	unmistakable