SECRET WORDS to Check Eachother💕💯✅😊

Ok Ladies, I'm 17 and currently in High School. Me and my Best Friends are very close and have been since almost 6th grade💕. Along with being Best Friends we are always talking about our bodies😌, sex😜, and all the wierd feelings and cravings🍭 we get....Me and my friends have gotten a custom to each other being on there periods😅 so we always bring Extra pads, tampons, wipes, and fresh clothes for each other....But one thing we oddly do is when one of us are close or on our Periods we always have a SECRET WORD🙊 that tells eachother to check and make sure there is no period blood or stains.... Ours is " Check Point✅"  Do you Guys have an SECRET WORDS for your friends to check each other?? Please Share Below😊😊