1. Feeling or showing little interest or enthusiasm
   "a halfhearted effort"
   - half-hearted, tepid, lukewarm

See also: half-heartedly, unenthusiastic

• genus Phyllitis
• genus Phyllium
• genus Phyllocladus
• pollute
• polluted
• polluter
• pollution
• Pollux
• polly
• Pollyanna
• pollyannaish
• pollyfish
• pollywog
• polo
• polo ball
• polo mallet
• polo pony
• polo shirt
• polo stick
• polo-neck
• polo-neck collar
• polonaise
• polonium
• polony
• Polska