Answer: retuned

AnswerCrossword Clue
RETUNEDAdjusted an engine
RETUNEDFixed, as a piano
RETUNEDLike pianos, periodically
RETUNEDAdjusted violin frets
RETUNEDPitched better?
retunedRETUNE, to tune again
retunedTune (a radio, television, or other piece of electronic equipment) to a different frequency
retunedPut (a musical instrument) back in tune or alter its pitch
retunedTune (something) again or differently, in particular