etikkassa
Etikkassa is a Finnish noun form meaning “in vinegar.” It is the inessive case of the word etikka, which means vinegar, and is used to indicate that something is located in or treated with a vinegar solution. The form is created by adding the inessive suffix -ssa to etikka (etikka → etikkassa). It is used mainly in cooking, food preservation, and related contexts, but can also appear in instructions or descriptions involving vinegar solutions.
In practical use, etikkassa describes marinating or soaking foods in vinegar. Examples include statements such as
Etymology and language notes: etikka is a loanword in Finnish, originating from the Swedish ättika, with cognates