in support of
Definitions
In favor of or in agreement with a person, cause, or idea.
To provide help, assistance, or backing for something.
Examples
The community gathered in the town square in support of the new environmental policy.
She wrote a passionate letter in support of her colleague's promotion.
Synonyms
in favor of backing pro advocating for on the side of upholding championing
Antonyms
opposed to against con in opposition to counter to resisting dissenting from