lignify

Etymology
From.

Verb

 * 1)  To become wood.
 * 2)  To develop woody tissue as a result of incrustation of lignin during secondary growth.
 * 3)  To become rigid or fixed, like something made of wood.
 * 4)  To turn into wood; to make ligneous.

Translations

 * Chinese:
 * Mandarin:
 * Dutch:
 * French:
 * German:
 * Italian: lignificare
 * Russian: ,