Synonyms of lukewarm

Adjective

1. lukewarm, tepid, warm (vs. cool)

usage: moderately warm; "he hates lukewarm coffee"; "tepid bath water"

2. halfhearted, half-hearted, tepid, lukewarm, unenthusiastic (vs. enthusiastic)

usage: feeling or showing little interest or enthusiasm; "a halfhearted effort"; "gave only lukewarm support to the candidate"

Definition and meaning of lukewarm (Dictionary)