Principles
Principles noun - General or basic truths on which other truths or theories can be based.
Usage example: if you don't learn the principles of algebra now, you won't understand much later on
Rule and principles are semantically related. in law topic. In some cases you can use "Rule" instead a noun "Principles".
Rule
Rule noun - An inherited or established way of thinking, feeling, or doing.
Usage example: one of the sacred rules of that ancient society was respect for the elderly
Mutual synonyms
Both words in one sentence
- For morality based on principles, the golden rule is the most common principle to base the morality on.
Source: The Golden Rule -
As a second character is known to associate with another of the three cosmic principles, it's suspected a third is out there somewhere as well, because... well, Rule Of Three.
Source: Rule of Three -
Principles Zealot: Lightcap, as he explains to Leopold when he's calling the police to take Leopold away, after they've had long philosophical discussions on the rule of law.
Source: Film / Talk of the Town
Cite this Source
Rule and Principles. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/principles/rule
Principles & Rule. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/principles/rule>.
Rule or Principles. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/principles/rule.
Google Ngram Viewer shows how "principles" and "rule" have occurred on timeline