Etymology
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wimp (n.)
1920 (but not attested again until 1960), perhaps a clipped form of whimper (cf whimp, 1540s), perhaps influenced by J. Wellington Wimpy, comparatively unaggressive character in "Popeye" comics.
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wimp (v.)
1986, with out (adv.), from wimp (n.). Related: Wimped; wimping.
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wimpy (adj.)
1967, from wimp (n.) + -y (2). Related: Wimpiness.
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wuss (n.)

1982, abbreviated from wussy.

Mike Damone: "You are a wuss: part wimp, and part pussy"
["Fast Times at Ridgemont High" script, 1982]
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