The 'tonsils' group
These nouns refer to parts of a person's or animal's body. (Many other nouns referring to parts of the body, for example eye and leg, are usually or often plural.)
abdominals adenoids bowels entrails extremities features genitalia genitals giblets guts hindquarters innards insides loins private parts privates tonsils viscera vocal cords withers
'It was as if my insides were on fire, he said.
Gary's tonsils are slightly swollen.
Whatever else was recently wrong with her, Wynette's vocal cords are still in belting form.