alderbest

From alder- +‎ best.

alderbest (not comparable)

1. (archaic) Best of all.
   • Late 15th c. A Gest of Robyn Hode:

     That all the best archers of the north / Sholde come upon a day, / And he that shoteth alderbest / The game shall bere away.

   • 1522, John Skelton, Why Come Ye Nat to Courte?:

     That Lombard's nose mean I, / That standeth yet awry; / It was not healed alderbest, / It standeth somewhat on the west;