periaatteilla
Periaatteilla is the adessive plural form of the Finnish noun periaate, meaning principle, rule, or guideline. In use, periaatteilla often signals that actions, policies, or reasoning are guided by a set of established principles or standards. It expresses a basis or foundation for what is being described.
The term appears in discussions of ethics, governance, business, and law, where decisions are described as being
Grammatically, periaatteilla is the plural adessive form, used to indicate location or basis “on/with the principles.”
See also: periaate, periaatteet, periaatteiden mukaan. For broader context, it is common to discuss eettiset periaatteet