A<unk>  (sometimes spelled<unk>  is -strictly speaking- a combination of various ingredients, usually herbs, spices, condiments, powdery substances or minerals, mixed up together, minced, dissolved or macerated into a liquid so as they can be ingested or drunk.<unk> s are sometimes associated with poisons, alternative or magic cures or, in the past, even with witchcraft.
The term<unk> " is sometimes loosely used metaphorically in order to describe a cocktail or a motley assembly of things, persons or ideas.
Quite often various very pungent and spicy ketchups or hot sauces, usually based on Cayenne peppers are inadverdently -or for commercial reasons- called<unk> s".
Concoction
Canning
Pollicization
Inoculation
Aseptic technique
Bedwetting
Cryogenics
Hand washing