skinnyttää
Skinnyttää is a Finnish verb borrowed from English and is used primarily in colloquial Finnish. It means to slim down, to become skinnier, usually in the sense of reducing body weight or fat. Because it is a loanword and informal, it is more common in spoken language, fitness discussions, or media targeted at younger audiences. In formal Finnish, more standard expressions are laihtua (to lose weight) or laihduttaa (to diet to lose weight).
In usage, skinnyttää can be transitive and take an object such as paino or its own body.
Etymology and register: The verb is formed from the English adjective skinny with the Finnish verb suffix
See also: laihtua, laihduttaa. These are the standard Finnish equivalents for weight loss and dieting, while