Grieve vs Mourn

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

Grieve

Top 2,000 (common)

Mourn

Top 3,000 (common) B1 verb

Most common: Grieve

	Grieve	Mourn
Pronunciation	🇬🇧 //ɡriːv// 🇺🇸 //ɡriːv//	🇬🇧 //mɔːn// 🇺🇸 //mɔrn//
Meaning	To feel sad about someone who has died.	To feel sadness for someone who has died.
Example	She took time off work to grieve after her grandmother passed away.	Many people continue to mourn the loss of their loved ones.
Register	Neutral	Neutral
How common	Top 2,000 (common)	Top 3,000 (common)
CEFR level	-	B1
Part of speech		verb
Collocations	grieve deeply, grieve openly, grieve for someone, grieve in silence, grieve the loss	mourn a death, mourn the loss, mourn deeply, mourn in silence
Antonyms	rejoice, celebrate	celebrate, rejoice
Common mistakes	Confused with 'grief', which is the noun form., Using it in non-serious contexts, which can seem disrespectful., Mispronouncing it, especially the vowel sounds.	Confused with 'mourning' (the process of grieving)., Incorrect verb form in sentences., Using 'mourn' with an inanimate object.
Usage notes	Commonly used in contexts of loss; appropriate in both spoken and written language. Avoid using in casual or light-hearted situations.	Used in both formal and informal contexts. Appropriate when discussing grief or death. Avoid using in light-hearted conversations.

See it in real clips

The Lord Of The Rings › The return of the king

My lord, there will be a time to grieve for Boromir...

Grieve

House Of Dragons › S1 E1

We must all mourn in our own way, your grace.

Mourn

Frequently asked questions: Grieve vs Mourn

What's the difference between Grieve and Mourn?

Grieve: To feel sad about someone who has died. Mourn: To feel sadness for someone who has died.

Which is more common: Grieve and Mourn?

Grieve is the most common in everyday English.

Can you show an example of each?

Grieve: She took time off work to grieve after her grandmother passed away. Mourn: Many people continue to mourn the loss of their loved ones.

Can I use Grieve and Mourn interchangeably?

Not always. Grieve and Mourn 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.