…at a propitious opportunity he purposed (Bloom did), without anyway prying into his private affairs on the fools step in where angels principle, advising him to sever his connection with a certain budding practitioner who, he noticed, was prone to disparage and even to a slight extent with some hilarious pretext when not present, deprecate him, or whatever you like to call it which in Bloom’s humble opinion threw a nasty sidelight on that side of a person’s character, no pun intended.
There are no more uses of "pretext" in the book.
Show samples from other sources
They used the incident as a pretext to invade the country.
She thinks the need for international pollution control is being used as a pretext to create a world government that supersedes national sovereignty with extensive rule making and taxing authority.