unforeseeing
Definitions
Lacking the ability to anticipate or predict future events.
Not exercising foresight; failing to plan for what is to come.
Examples
The unforeseeing traveler set out into the mountains without checking the weather forecast.
His unforeseeing nature led him to invest all his savings into a company that was clearly on the verge of bankruptcy.
Synonyms
shortsighted imprudent thoughtless unprepared heedless improvident careless
Antonyms
farsighted prudent prepared cautious provident forethoughtful circumspect