Synonyms of unenthusiastic in English:

unenthusiastic


See definition of unenthusiastic

adjective

1‘he was unenthusiastic about the proposal’

SYNONYMS
indifferent, apathetic, uninvolved, passive, phlegmatic, half-hearted, lukewarm, tepid, casual, cool, listless, lacklustre, languid, lethargic, offhand, emotionless, cursory, perfunctory, unmoved
informal unenthused
rare Laodicean
ANTONYMS

enthusiastic, keen