The crux of the issue here is that a waifu is imagination personified. By definition, she is how you fantasize her, and this thought is aided in taking form through a personality set forth in the original source material she came from. The healthy man knows he is imagining his waifu, and accepts this.
Definition of lye. 1 : a strong alkaline liquor rich in potassium carbonate leached from wood ashes and used especially in making soap and for washing; broadly : a strong alkaline solution (as of sodium hydroxide or potassium hydroxide )
A bar of lye soap. Lard, which is an ingredient in lye soap, is generally made from farm animals such as pigs. Lard is used to make lye soap. Most people use lye soap as a body cleanser. Lye soap can be used for mopping. Solid lye. Glycerin is a natural by-product of soap made with lye.