turn about

It occurred to him that turn-about was fair play, and he told him all the man wanted to know.

Conversation signifies in the original a turn-about exchange of ideas, yet most people seem to regard it as a monologue.

The entire crew of the Snark lived ashore while in Apia, although each one took turn-about staying on board at night.

Nakata tried to hold his own job and the cook's job, but got sick, and then Tehei and Henry and I took turn-about getting meals.

The term versorium (literally, the turn-about) is Gilbert's own invention.