Etymology
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workaholic (n.)
1968, coined from work (n.) with second element abstracted absurdly from alcoholic. This sets up the old Rodney Dangerfield joke: "My old man was a workaholic: every time he thought about work, he got drunk."
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-aholic 
word-forming element abstracted from alcoholic; first in sugarholic (1965), foodoholic (sic, 1965); later in workaholic (1968), golfaholic (1971), chocoholic (1971), and shopaholic (1984).
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