"Peepee" is a commonly used word for urine or the act of urination, but there are plenty of other synonyms to choose from. Some of the more child-friendly options include "wee," "tinkle," and "piddle." If you're looking for more adult-sounding alternatives, you could try "urinate," "micturate," or "void." Other slang words for peepee include "leak," "slash," and "whizz." No matter what you choose to call it, it's important to remember that proper hygiene and sanitation practices should always be followed when dealing with bodily fluids.