godan verb (-ru)
Describes a harsh, high-pitched sound produced by friction, such as a door hinge, floorboard, or teeth grinding. Often used for unpleasant, grating noises.
古い扉がきしる音がした。
The old door made a creaking sound.
床板がきしって、歩くたびに音がする。
The floorboards creak and make a sound with every step.