Webster's Revised Unabridged Dictionary · 1913

Guerdon

Guerdon , noun

[Old French guerdon, guerredon, Late Latin widerdonum (influenced by Latin donum gift, compare Donation ), from Old High German widarlōn; widar again, against (German wider wieder) + lōn reward, German lohn, akin to Anglo-Saxon leán Gothic laun. See Withers.]

A reward; requital; recompense; -- used in both a good and a bad sense. — Macaulay
So young as to regard men's frown or smile As loss or guerdon of a glorious lot. — Byron
He shall, by thy revenging hand, at once receive the just guerdon of all his former villainies. — Knolles

Guerdon , transitive verb

[Old French guerdonner, guerredonner. See Guerdon, n.]

To give guerdon to; to reward; to be a recompense for. [Rare]
Him we gave a costly bribe To guerdon silence. — Tennyson