escalonar

Etymology
From.

Verb

 * 1) to terrace cut into steps
 * 2) to spread out, to place at intervals
 * 3)  to echelon
 * 4) to stagger space at out intervals of time
 * 1) to stagger space at out intervals of time

Verb

 * 1) to echelon to form troops into an echelon
 * 2) to separate items into categories

Etymology
From.

Verb

 * 1) to alternate between; to stagger
 * 2) to add steps or stairs (to a structure)