Acorn

 is a seed.

Obtaining

 * Dropped by
 * Boar
 * Plain Boar
 * Young Boar

Uses

 * Pet food for
 * Bwaks
 * Bworky


 * Exchange for
 * Agility Scrolls


 * Used in the craft of
 * Farmer Amulet
 * Festive Fairywork