palette vs upper arm

palette

noun
  • A plate of armour covering the points of junction at the bend of the shoulders and elbows. 

  • A visual selection of colours, tools, commands, etc. 

  • The tincture palettes used for coloring flags and coats of arms. 

  • A set of makeup including a variety of colors, often packaged together in a tray. 

  • A plate against which a person presses their chest to give force to a hand-operated drill. 

  • The range of tones or tone colors in a given musical composition or performance. 

  • The range of colors in a given work or item or body of work. 

  • A thin board on which a painter lays and mixes colours. 

upper arm

noun
  • The section of an arm from the elbow to the shoulder. 

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