Demonstrated vs Proved

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

Demonstrated

Proved

Top 2,000 (common)

	Demonstrated	Proved
Pronunciation		🇬🇧 //pruːvd// 🇺🇸 //pruvd//
Meaning		showed that something is true or real
Example	-	The experiment proved that the hypothesis was correct.
Register	-	Neutral
How common	-	Top 2,000 (common)
Collocations	-	prove a point, prove effectiveness, prove innocence, prove wrong, prove successful
Antonyms	-	disproved, refuted
Common mistakes	-	Confusing 'proved' with 'proven' when used in legal contexts, Using 'prove' in place of 'proved' in past tense situations, Incorrectly spelling 'proved' as 'prove' in past tense
Usage notes	-	Use 'proved' when discussing evidence or test results. It's less common in formal writing than 'proven'.

See it in real clips

Top Gun › Top Gun Maverick

On the one hand, you have demonstrated that this mission can be flown.

Demonstrated

Sherlock › S1 E1

This is Angelo. Three years ago, I proved to Lestrade,

Proved

Frequently asked questions: Demonstrated vs Proved

What's the difference between Demonstrated and Proved?

Demonstrated: Proved: showed that something is true or real

Can I use Demonstrated and Proved interchangeably?

Not always. Demonstrated and Proved 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.