anti-vax + -er → anti-vaxxer

[…] the only British commander who, in the general estimation, could benamed as his rival in military fame; […]

You see this creature with her kerbstone English: the English that will keep her in the gutter to the end of her days. Well, sir, in three months I could pass that girl off as a duchess at an ambassador’s garden party.

During the campaign, Biden refused to rule out embracing the tradition of naming what I've called ambassadonors, but promised in December 2019 nobody, in fact, will be appointed by me based on anything they contributed.