adedo

Etymology
From.

Verb

 * 1) to begin to eat, bite, nibble (at), gnaw
 * 2) to consume entirely, eat up
 * 3)  to exhaust, wear down; scorch; erode; squander
 * 1)  to exhaust, wear down; scorch; erode; squander

Conjugation
Note that the perfect active indicative third person singular, adēdit has the alternative form adest