Word parts haste + -y Pronunciation IPA (key): /ˈheɪsti/ Audio (US)(file) Adjective Positive hasty Comparative hastier Superlative hastiest When something is hasty, it is done in haste, very quickly or in a hurried manner. Synonyms: hotheaded, impetuous and rash Without taking time to think about it, they made a hasty decision to take up the project.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads