She and Mr. van der Luyden were so exactly alike that Archer often wondered how, after forty years of the closest conjugality, two such merged identities ever separated themselves enough for anything as controversial as a talking-over.
Archer was fond of having three or four friends to dine, and May welcomed them with the beaming readiness of which her mother had set her the example in conjugal affairs.
There are no more uses of "conjugal" in the book.
Show samples from other sources
That day I received a letter from my benefactor in which he wrote about "conjugal duties."
Leo Tolstoy -- War and Peace
I start noticing small signs of conjugal existence.