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careful

/ˈkɛːfəl/ · car·ful
adjective
  1. Taking care; attentive to potential danger, error or harm; cautious. He was a slow and careful driver.
  2. Conscientious and painstaking; meticulous. They made a careful search of the crime scene.
  3. Full of care or grief; sorrowful, sad. She was careful with her words, not wanting to hurt anyone's feelings.
Did you know? The phrase 'careful what you wish for' is a common English idiom that warns people to be cautious when making wishes, as they may not always turn out as desired.
Written by Lexi Wordsworth, Dictionary Editor 1 lookups Added Aug 1, 2026