Weewee is a commonly used term for urine, and there are various synonyms that one can use instead of weewee. Some of these synonyms include pee, pee-pee, tinkle, whiz, pee stream, urine, and urinate. Pee is the most widely recognized synonym of weewee that is considered appropriate. Other synonyms that are considered to be more creative or humorous include wizz, piddle, and tinkling. These synonyms can be used interchangeably with weewee, and the choice of which one to use depends on the occasion and the level of formality required. Overall, these synonyms can be useful in enhancing one's vocabulary and expression when it comes to bathroom humor and conversations.