Reign vs Rule

When to use each in English, with meaning, register, and examples.

Reign

Formal Top 5,000 (fairly common) C1 noun

Rule

Top 1,000 (very common) A1 noun

Most formal: Reign Most common: Rule

	Reign	Rule
Pronunciation	🇬🇧 /["/reɪn/"]/ 🇺🇸 /["/reɪn/"]/ Hear Reign	🇬🇧 /["/ruːl/"]/ 🇺🇸 /["/ruːl/"]/ Hear Rule
Meaning	The time a king or queen rules a country.	A statement that tells you what you can or cannot do.
Example	By the end of his reign, the vast empire was in decline.	The rule of the game is to score the most points.
Register	Formal	Neutral
How common	Top 5,000 (fairly common)	Top 1,000 (very common)
CEFR level	C1	A1
Part of speech	noun	noun
Collocations	reign supreme, reign over, long reign, period of reign	basic, cardinal, first, set, create, develop, draw up, apply, be applicable, operate, book, change, according to the rules, against the rules, contrary to the rules, a breach of the rules, a violation of the rules, a body of rules, basic, cardinal, first, set, create, develop, draw up, apply, be applicable, operate, book, change, according to the rules, against the rules, contrary to the rules, a breach of the rules, a violation of the rules, a body of rules, basic, cardinal, first, set, create, develop, draw up, apply, be applicable, operate, book, change, according to the rules, against the rules, contrary to the rules, a breach of the rules, a violation of the rules, a body of rules, general, as a rule, be the rule, authoritarian, harsh, direct, impose, under… rule, the rule of law
Antonyms	recession, abdication, anarchy, disorder	chaos, anarchy, disorder
Common mistakes	Confusing 'reign' with 'rain'., Using 'reign' in a non-monarchical context., Incorrectly using 'reign' in the past tense without context.	Confused with 'ruling' which refers specifically to a decision made by a judge., Using 'rules' incorrectly in the singular form when referring to multiple., Mistaking 'rule' for 'law', which has stronger implications and consequences.
Usage notes	Used when discussing monarchy or leadership. Avoid in casual conversation about everyday leadership unless you are being metaphorical.	Use 'rule' in contexts relating to guidelines, regulations, or laws. It is appropriate in both formal and informal situations. Avoid using it in overly casual settings where more casual terms like 'guideline' might fit better.

Frequently asked questions: Reign vs Rule

What's the difference between Reign and Rule?

Reign: The time a king or queen rules a country. Rule: A statement that tells you what you can or cannot do.

Which is more formal: Reign and Rule?

Reign is the most formal of these.

Which is more common: Reign and Rule?

Rule is the most common in everyday English.

Are Reign and Rule the same CEFR level?

Reign: C1, Rule: A1 on the CEFR scale.

Can I use Reign and Rule interchangeably?

Not always. Reign and Rule are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.