he wrote the letter on his own vs he wrote the letter by his own

The correct choice is 'He wrote the letter on his own.' The phrase 'by his own' is incorrect in this instance. 'On his own' is a common expression that means he did something independently or without help.

Explained by Vince
Editor at TextRanch

Last updated: September 18, 2024 • 17093 views

This phrase is correct and commonly used in English.

"he wrote the letter on his own"

This phrase is used to indicate that someone did something independently or without help.

Examples:

She built the entire house on her own.
He completed the project on his own.
They traveled around the world on their own.
The child made the costume on his own.
I cooked dinner on my own.

Show examples from the web [+]
Last updated: November 07, 2024

Sep 17, 2010 ... ... he wrote the letter on his own and for his own personal benefit. Anything less is unacceptable.” Marino resigned as U.S. Attorney in ...
Francoeur said he wrote the letter on his own initiative and not in an official capacity. There is a long Facebook trail starting Dec. 15 describing the ...
Jan 17, 2013 ... Francoeur said he wrote the letter on his own initiative and not in an official capacity. There is a long Facebook trail starting Dec. 15 ...
Kelly.”He further testified that he wrote the letter on his own and thenshowed it to the other Trinity employees before the meeting. Afterreading the letter ...
Apr 23, 2014 ... ... he wrote the letter on his own behalf and on behalf of the family of the applicants since they had given him consent to purchase. 15. DW-2 ...
Apr 26, 2020 ... He also said that he wrote the letter on his own and not under anybody's pressure.” “Dheeraj Wadhawan and (his brother) Kapil had gone to ...

This phrase is incorrect in English.

"he wrote the letter by his own"

Alternatives:

he wrote the letter on his own

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he wrote the letter on his own vs he wrote the letter by his own

"he wrote the letter on his own"

"he wrote the letter by his own"

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