"intermittent" - key terms from Wikipedia

acute intermittent porphyria
intermittent
intermittent claudication
intermittent energy sources
intermittent exotropia
intermittent fasting
intermittent kiln
intermittent mechanism
intermittent movement
intermittent positive pressure ventilation
intermittent power
intermittent power source
intermittent power sources
intermittent stream
intermittent windshield wiper