halfhearted

US: /ˈhæfˈhɑrtɪd/ ,(haf′här′tid, häf′-)

WordReference Random House Learner's Dictionary of American English © 2025

half•heart•ed /ˈhæfˈhɑrtɪd/   adj. 

1. having or showing little enthusiasm:
   a half-hearted attempt.

half•heart•ed•ly, adv. 
half•heart•ed•ness, n. [uncountable]

WordReference Random House Unabridged Dictionary of American English © 2025

half•heart•ed  (haf′här′tid, häf′-), adj. 

1. having or showing little enthusiasm:
   a halfhearted attempt to work.

• half + heart + -ed³ 1605–15

half′heart′ed•ly, adv. 
half′heart′ed•ness, n. 
Synonyms

indifferent, uninterested, cold, cool, perfunctory.

Antonyms

enthusiastic.

Collins Concise English Dictionary © HarperCollins Publishers::

half-hearted adjective

1. without enthusiasm or determination

ˌhalf-ˈheartedly adverb