He looked sideways in a friendly fashion at the sideface of Stephen, image of his mother, which was not quite the same as the usual handsome blackguard type they unquestionably had an insatiable hankering after as he was perhaps not that way built.
There are no more uses of "insatiable" in the book.
Show samples from other sources
The theft was motivated by her insatiable greed.
Her curiosity is insatiable, so she reads all the time.