cornifies

/ˈkɔːrnɪfaɪz/
verb
  1. Becomes hard and tough, like horn or keratin; used especially of skin or tissue.
    • In some animals, the hoof cornifies to withstand rough terrain.
    • As the wound heals, the outer layer cornifies to form a protective barrier.
    • The skin cornifies naturally in response to repeated friction.
Antonyms
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