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The Collaborative International Dictionary
Defeatured

Defeatured \De*fea"tured\ (?; 135), p. p. Changed in features; deformed. [R.]

Features when defeatured in the . . . way I have described.
--De Quincey.

Wiktionary
defeatured
  1. Changed in features; deformed. v

  2. (past participle of defeature English)