Thesaurus.com
Dictionary.com
Showing results for impulsive. Search instead for impulsbreite.
Definitions

impulsive

[im-puhl-siv] / ɪmˈpʌl sɪv /
ADJECTIVE
tending to act without thought
Synonyms
STRONGEST
abrupt hasty impetuous instinctive offhand passionate spontaneous violent
WEAK
ad-lib automatic careless devil-may-care emotional extemporaneous flaky gone off deep end headlong hot-and-cold intuitive involuntary jumping the gun mad precipitate quick rash sudden swift unconsidered unexpected unmeditated unpredictable unpremeditated unprompted up-and-down winging it
Antonyms
STRONGEST
calm deliberate planned sensible
WEAK
cautious considering heedful premeditative thoughtful wise

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"We found that flies consuming caffeine at night were less able to suppress movement, displaying impulsive behaviors such as reckless flying despite these aversive conditions."

From Science Daily • Mar. 31, 2026

Even though both sexes had similar levels of caffeine in their systems, females displayed much higher levels of impulsive behavior.

From Science Daily • Mar. 31, 2026

Some senior aides have occasionally encouraged him against making impulsive posts to his account, according to a person familiar with the matter.

From The Wall Street Journal • Mar. 20, 2026

“When prices are down, conversations tend to be more rational and sizing decisions more disciplined” as opposed to impulsive, FOMO-crazed performance chasing.

From MarketWatch • Mar. 20, 2026

But as the two faced each other Pirithoüs, impulsive as always, suddenly forgot everything in his admiration of the other.

From "Mythology: Timeless Tales of Gods and Heroes" by Edith Hamilton