Did you mean: pei pie pea peep pay pi pep pew ?
| 撒 | sā | to let go / to cast / to let loose / to discharge / to give expression to / (coll.) to pee | 
| 上一号 | shàng yī hào | (coll.) to go pee / to go to the bathroom | 
| 尿尿 | niào niào | to pee | 
| 嘘嘘 | xū xū | to pee pee (kiddie or feminine slang) | 
| 走肾 | zǒu shèn | (med) retractile testicle / infatuation inducing / pee inducing (of alcohol) / (neologism) to be sexually attracted / to have the hots for sb | 
| 马眼 | mǎ yǎn | male's pee hole | 
| 活人让尿憋死 | huó rén ràng niào biē sǐ | lit. such a fool as to die from holding in one's pee (idiom) / fig. unable to solve a problem due to the inflexibility of one's thinking | 
| 憋尿 | biē niào | to hold in one's pee; to hold back from urinating | 
| 懒驴上磨屎尿多 | lǎn lǘ shàng mò shǐ niào duō | (proverb) A lazy person will find many excuses to delay working / lit. When a lazy donkey is turning a grindstone, it takes a lot of time off for peeing and pooing |