hygieenisen
hygieenisen is the genitive singular form of the Finnish word "hygieeninen". The root word, "hygieeninen", translates to "hygienic" in English. Therefore, "hygieenisen" signifies possession or belonging related to something hygienic.
In Finnish grammar, the genitive case is used to indicate ownership, origin, or a part of something.
The concept of hygiene itself pertains to practices that promote health and prevent the spread of disease,