careless

adjective

Stress: first syllable

Syllables: care-less (2)
English Definition

Not giving sufficient attention or thought to avoiding harm or errors.

Example Sentence

We lost the match due to his careless mistake.

US IPA /ˈkerlΙ™s/
UK IPA /ˈkeΙ™lΙ™s/

Synonyms

negligent reckless inattentive thoughtless irresponsible

Antonyms

careful cautious attentive