piccolo vs pinhead

piccolo

noun
  • A coin-operated gramophone; a jukebox. 

  • A bottle of champagne containing 0.1875 litres of fluid, one quarter the volume of a standard bottle. 

  • A transverse flute that is smaller than a Western concert flute and pitched nearly an octave higher. 

  • A waiter’s assistant in a hotel or restaurant. 

  • An organ stop with the tone of a piccolo flute. 

adj
  • Designating the highest-pitched or smallest of a family of musical instruments. 

pinhead

noun
  • The head of a pin. (Frequently used in size comparisons.) 

  • A foolish or stupid person. 

  • A telemark skier. 

  • A newborn cricket used as food for pets. 

  • A human head that is unusually tapered or small, often due to microcephaly, or a person with that trait. Often promoted in freak shows as "human pinheads". 

  • The immature juvenile fruiting body of a mushroom prior to its gills opening. 

How often have the words piccolo and pinhead occurred in a corpus of books? (source: Google Ngram Viewer )