wreath / wreathe
Wreath vs. wreathe: the final e that separates the noun from the verb.
Wreath is the noun: a ring of flowers, leaves, or similar material. Wreathe is the verb: to encircle or to twist around. Do not write the noun as wreathe.
Examples
Use A pine wreath hung on the gate.
Use Mist wreathed the hill.
Avoid A pine wreathe hung on the gate.