Thus, for reasons touching on distaste, regret, and shame commingled, he put off his return from day to day, and would have decided to put it off altogether if he could have found anywhere else the ready-made establishment which existed for him there.
There are no more uses of "commingle" in the book.
Show samples from other sources
His book commingles sarcasm and sadness.
But any activity that involved the commingling of the sexes—whether that was eating together, sharing cabins, or even passing one another on the way to the Washrooms—was strictly forbidden.