quinsy
noun
°A painful pus-filled inflammation or abscess of the tonsils and surrounding tissues, usually a complication of tonsillitis, caused by bacterial infection and often accompanied by fever.
"1891: He'd had the quinsy and swollen glands when he was young, he told me, and it had left him with a weak throat, and a hesitating, whispering fashion of speech. — Arthur Conan Doyle, ‘A Case Of Identity’ (Norton 2005 p.85)"
synonyms: peritonsillar abscess, squinancy, squinzey