fateful
[adjective]
Synonyms:
- crucial, critical, decisive, important, portentous, significant
- disastrous, deadly, destructive, fatal, lethal, ominous, ruinous

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Contrasted words: inconclusive, insignificant, trivial, unimportant
Related Words: important, momentous, significant, conclusive, decisive, determinative, acute, critical, crucial

[TahlilGaran] English Synonym Dictionary ▲

fate‧ful /ˈfeɪtfəl/ adjective [usually before noun]
having an important, especially bad, effect on future events
fateful day/night/year etc
The goalkeeper on that fateful day in 1954 was Fred Martin.
When his rent was raised, he made the fateful decision to move north.
—fatefully adverb

[TahlilGaran] Dictionary of Contemporary English ▲