In lang=en terms the difference between alternate and adjust
is that
alternate is to vary by turns while
adjust is to change to fit circumstances.
As verbs the difference between alternate and adjust
is that
alternate is to perform by turns, or in succession; to cause to succeed by turns; to interchange regularly while
adjust is to modify.
As an adjective alternate
is being or succeeding by turns; one following the other in succession of time or place; by turns first one and then the other; hence, reciprocal.
As a noun alternate
is that which alternates with something else; vicissitude.