A massive unyielding lump appeared underneath my cheek this morning...?

It hurt to touch and swallow, but now going down...

Answers: Several years ago I have this very tender problem. It turned out to be a blocked salivary gland. It worked its way along, and eventually I have to have the little 'stone' removed that have ended up lower than my tongue. It never happened again.

Had your boyfriend departed something in your mouth ?