"withdrawal of support" is correct and usable in written English.
It is typically used when someone or an organization no longer supports a person, cause, or idea. Here is an example: "After the scandal, many donors announced their withdrawal of support for the politician's re-election campaign."
"The email was intended to be a message to supporters informing them of the congressman's withdrawal of support for a strike on Syria.
Securing a co-ordinated withdrawal of support is Syria's best hope.
10.46am: Pentagon papers whistleblower Daniel Ellsberg has called for a boycott of Amazon, over its withdrawal of support for WikiLeaks.
Thus, many patients report experiencing increased anxiety and feeling a sudden withdrawal of support from their medical team.
Mr. Reyes described the act as "withdrawal of support," and it contributed to Mr. Estrada's ouster days later.
The Bombay Stock Exchange index fell by 5.2%, shocked by the Congress party's withdrawal of support for the coalition government.
After his mother's withdrawal of support of the magazine he enlisted new patrons and gradually ended his connection, reverting to his youthful interest in the arts.
Two clinicians – one of whom worked for the charity – said the most vulnerable children could be left angry and confused by the sudden withdrawal of support.
Paul Farmer, chief executive of mental health charity Mind, said the sudden withdrawal of support for mental health sufferers would have a devastating effect.
Mr. Chung's abrupt withdrawal of support was front-page news in every daily this morning, and most commentators here assumed that it would wreck Mr. Roh's chances.
Mr. Chávez said he was putting ties with Colombia in the "freezer," after Mr. Uribe's withdrawal of support last week for his mediating role with Colombian guerrillas.
