Pee-er

He's a nervous pee-er.

Source: tatoeba (6626415)

As was the caveat about peeing in a pool. Of course, peeing in a pool wasn't dangerous to the person ... If you peed in a pool, and you were carrying the polio virus, presumably *other* people were put at risk, not the peer (pee-er?).

Source: wiktionary

If it did, and if the color became increasingly distinguished, that, in some mysterious way known only to women and their gynecologists, was evidence that the pee-er was, in all likelihood, pregnant.

Source: wiktionary