Brazilians often use this word more generally for any kind of more deeply situated lump or bump that is better perceived through touch than sight. [Link](http://www.infoescola.com/sistema-imunologico/ingua/) and [Link](https://www.priberam.pt/dlpo/%C3%ADngua) (both in Portuguese) EDIT: even better - [link to Google Image Search](https://www.google.com/search?q=%C3%ADngua&num=100&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjps9raqPPTAhXkilQKHereDloQ_AUICigB&biw=1440&bih=718)