ranula

詳細解釋：

ran.u.la

n.（名詞）
A cyst on the underside of the tongue caused by the obstruction of a duct of a salivary gland.
舌下腫囊：因唾液腺通道受阻而引起的舌頭下面的囊腫

來源：
Latin r3nula [swelling on the tongue] [diminutive of] r3na [frog] * see ranunculus
拉丁語 r3nula [舌頭髮腫] [] r3na的小後綴 [青蛙] *參見 ranunculus