Halfhearted

His halfhearted apology could barely satisfy anyone.

Tom gave a halfhearted smile.

Near-synonym: half-assed

He made a halfhearted attempt to read the chapter before giving up and dozing off.

There were chants against the domestic league's president Dumitru Dragomir and also a half-hearted two-man pitch invasion by Universitatea Craiova fans protesting at the expulsion of their club from the league.

such animals, Half-hearted creatures, as these are, your fox there