Theirs was that substantial affection which arises (if any arises at all) when the two who are thrown together begin first by knowing the rougher sides of each other’s character, and not the best till further on, the romance growing up in the interstices of a mass of hard prosaic reality.
There are no more uses of "prosaic" in the book.
Show samples from other sources
It was a prosaic and unimaginative essay.
They reject life as prosaic, and create a death which they call poetic.