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careless

care·less

careless

 
pronunciation:
ker lihs
features:
Word Explorer, Word Parts
part of speech: adjective
definition 1: not paying close attention; not careful or watchful.
A careless driver didn't see the light turn red.
synonyms:
negligent
antonyms:
attentive, careful
similar words:
off guard, rash, reckless, slack, slipshod, thoughtless
definition 2: showing a lack of planning, thought, or interest.
He made many careless mistakes on his test.
synonyms:
offhand, thoughtless
antonyms:
thoughtful
similar words:
accidental, casual
derivations: carelessly (adv.), carelessness (n.)
Word Explorer
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  care, thought
Word Parts
The word careless contains the following part:
-less Middle English adjective-forming suffix that means without
Show wordsHide wordsMore about this word part:
The suffix -less attaches primarily to monosyllabic English nouns. However, -less is a fully productive suffix, meaning it can be added to any noun to form legitimate new words.
synonyms:
a-1, an-1
antonyms:
-ful1