Mildly warm; tepid.
Revealing no emotion; expressionless.
Unsure of how to act or proceed; undecided.
Being neither too much nor too little; moderate:
Lacking distinctness; hardly perceptible; striking the senses feebly; not bright, or loud, or sharp, or forcible; weak; as, a faint color, or sound.
Characterized by such a feeling
(Electronics) Exhibiting no gain or contributing no energy:
Barely or moderately warm; lukewarm
Characterized by a lack of excitement or liveliness; unexciting or uninteresting:
Lacking warmth, interest, enthusiasm, or involvement
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Find another word for halfhearted. In this page you can discover 14 synonyms, antonyms, idiomatic expressions, and related words for halfhearted, like: lukewarm, impassive, irresolute, indifferent, faint, listless, neutral, passive, tepid, unenthusiastic and uninspired.