Akademik

halfhearted
adjective
feeling or showing little interest or enthusiasm
-

a halfhearted effort

-

gave only lukewarm support to the candidate

Syn: ↑half-hearted, ↑tepid, ↑lukewarm
Similar to: ↑unenthusiastic
Derivationally related forms: ↑lukewarmness (for: ↑lukewarm), ↑tepidness (for: ↑tepid)

Useful english dictionary. 2012.