Principle
/ˈpɹɪnsəpəl/
noun
A fundamental assumption or guiding belief.
“We need some sort of principles to reason from.”
A rule used to choose among solutions to a problem.
“The principle of least privilege holds that a process should only receive the permissions it needs.”
(sometimes pluralized) Moral rule or aspect.
“I don't doubt your principles.”
Synonyms: tenet
verb
To equip with principles; to establish, or fix, in certain principles; to impress with any tenet or rule of conduct.