in the russian language, "Хз" is internet slang or shortcut for "Хуй знает". people usually use this to answer a question. It means "who knows" or "who the fuck knows". basically russian version of "idk".
A man or women, unmarried, and living like a house wife or house husband. A house mouse is very pampered and well cared for, in exchange for this the mouse takes care of the house and anything elts to keep master happy.
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.