Open up vs Share

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

Open up

Top 1,000 (very common)

Share

Top 1,000 (very common)A1verb
 Open upShare
Pronunciation🇬🇧 //ˈəʊ.pən ʌp//🇺🇸 //ˈoʊ.pən ʌp//🇬🇧 /["/ʃeə(r)/","/ʃeəz/","/ʃeəd/","/ˈʃeərɪŋ/"]/🇺🇸 /["/ʃer/","/ʃerz/","/ʃerd/","/ˈʃerɪŋ/"]/
MeaningTo make something available or to start a conversation.To let someone use or have part of something that you have.
ExampleShe decided to open up about her childhood experiences.I will share my toys with my friends.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR level-A1
Part of speechverb
Collocationsopen up a discussion, open up about feelings, open up access, open up to someone, open up opportunitiesfully, equally, broadly, want to, would like to, be prepared to, among, between, in, widely shared, fully, equally, broadly, want to, would like to, be prepared to, among, between, in, widely shared, fully, equally, broadly, want to, would like to, be prepared to, among, between, in, widely shared
Antonyms-hoard, keep, withhold
Common mistakesConfused with 'open' – 'open up' suggests revealing more than just physically opening something., Using it without an object when it's needed – e.g., say 'open up the discussion' instead of just 'open up'.Using 'share' without an object (e.g., saying 'I will share' instead of 'I will share my lunch'), Confusing 'share' with 'sharpen', Incorrectly using 'share' as a noun rather than a verb (e.g., saying 'the share of the book' instead of 'the sharing of the book')
Usage notesUse 'open up' in casual conversations to refer to sharing feelings or information. It's appropriate in both personal and some professional contexts, but avoid it in very formal situations.Use 'share' when talking about dividing resources or experiences. It's appropriate in both spoken and written English. Avoid in very formal contexts where more specific terms may be required.

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Open up

Frequently asked questions: Open up vs Share

What's the difference between Open up and Share?

Open up: To make something available or to start a conversation. Share: To let someone use or have part of something that you have.

Can you show an example of each?

Open up: She decided to open up about her childhood experiences. Share: I will share my toys with my friends.

Can I use Open up and Share interchangeably?

Not always. Open up and Share 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.

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