disenfranchise
verb (used with object)
to deprive (a person) of a right or privilege of citizenship, especially the right to vote.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
I would say that such voters are disenfranchising themselves.
From Seattle Times ● Dec. 16, 2022