<unk>  is the medical term for a bad taste in the mouth.  One common form of<unk>  is a metallic taste of food.<unk>  can be a side effect of several medications, such as acetazolamide, metronidazole, or etoposide.
Parageusia
Coccydynia
Carotidynia
Melanonychia
Myokmia
Photophobia
Erotomania
Aspermia