parotitis

The story

1. Ancient Greek · learned borrowing fromπαρωτῖτις“(disease of the) parotid gland”
2. English todayparotitis

Learned borrowing from Ancient Greek παρωτῖτις (parōtîtis, “(disease of the) parotid gland”), from παρωτίς (parōtís, “gland behind the ear”). By surface analysis, parot(id) + -itis.