“Some one” or “someone”: which is correct?
someone
The short answer
The correct form is someone, used as a single word when referring to an unspecified person.
Spelling and spacing mistake
Why people get it wrong
People often mistakenly think that someone needs to be separated into two words, similar to phrases like some time and some day, which can be correct in different contexts.
Examples with someone
- Someone left their umbrella at my house.
- Is there someone who can help me with this problem?
- I heard someone knocking at the door.
Quick check
left their umbrella at my house.
The correct form is someone, used as a single word when referring to an unspecified person.
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