crazy noun adjective Stress: first syllable π€ Save Syllables: cra-zy (2) English Definition Mentally deranged; extremely enthusiastic or foolish. Example Sentence He came up with a crazy idea. US IPA /ΛkreΙͺ.zi/ π Listen US UK IPA /ΛkreΙͺ.zi/ π Listen UK Synonyms mad insane foolish wild nuts Antonyms sane sensible rational Share this Word Facebook WhatsApp X Telegram Copy Link