My tonsils are swollen and painful.
扁桃腺を取る手術を受けた。
I had surgery to remove my tonsils.
Commonly used as a shorthand for 扁桃腺炎 (tonsillitis) in everyday medical contexts.
See also: 扁桃腺炎
扁桃腺で高熱が出た。
I got a high fever from tonsillitis.
扁桃腺がひどくて、学校を休んだ。
My tonsillitis was so bad I missed school.