bu·bo
noun/ˈbjuːbəʊ/
/ˈbjuːbəʊ/
(plural buboes)
(medical)- a lymph node under the arm or in the groin that has become painful and swollen (= larger than normal)
（腋下或腹股沟的）淋巴结炎；横痃 Word Originlate Middle English: from Latin, from Greek boubōn ‘groin or swelling in the groin’.