He circled the hillside through the pines and all the time there was the throbbing, drumming of the planes and across the shattered bridge on the road below, around the bend of the road there was the intermittent hammering fire of a heavy machine gun.
There are no more uses of "intermittent" in the book.
Show samples from other sources
During the day it was never far from her immediate consciousness, intermittently returning at unsuspected moments, whispering and taunting her.
Harper Lee -- Go Set a Watchman
They sat on a low hill, two salads between them, the sun making intermittent, appearances behind slow-moving clouds.