List of 426 Sets of Synonyms - How they Differ - Total of 2307 Words - 64

SYNONYMS: careless, heedless, thoughtless, inadvertent.
These adjectives apply to what is marked by insufficient care or attention.

Careless often implies negligence: It is natural for careless drivers to have accidents.
Heedless suggests often reckless inattentiveness: We have always known that heedless self-interest was bad morals; we know now that it is bad economics.
Thoughtless applies to actions taken without due thought or consideration: She was a thoughtless individual.
Inadvertent is used of actions marked by unintentional lack of care: With an inadvertent gesture she swept the vase off the table onto the floor.