different between pawing vs cawing

English

pawing

pawing (plural pawings)

The act of one who paws.
- 1946, Mazo de la Roche, Return to Jalna
  Firelight could be seen reflected on the ceiling of the drawing-room. Inside the deep stone porch, the heavy door was scarred by the pawings of many generations of dogs.

cawing

cawing (plural cawings)

The act of producing a caw sound.
- 1858, The Naturalist (volume 8, page 147)
  Whilst the proceedings of the Rooks seemed to be regulated with order and system, their cawings were significant of a good understanding, and the musical tones mentioned by the Editor of "The Naturalist," no one could fail to distinguish.

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