misplay

verb

1. (transitive)To play incorrectly or poorly.

   “I misplayed that tennis shot: I should have hit it to her right instead of her left.”

   “If there were any misplayed notes or misplucked strings, this listener blissfully unaware of them.”

noun

1. A wrong play.

   “His misplay in the bridge tournament was penalized when it was noted he'd broken the rules.”