headpiece

Short definition from Wiktionary

Noun

1. 1
   The head; the brain.
2. 2
   Something covering the head: A protective cover for the head; a helmet.
3. 3
   Something covering the head: A headdress.
4. 4
   A headset.
5. 5
   A headstall.
6. 6
   A headboard of a bed.
7. 7
   A decorative page heading used at the start of volumes or chapters.
8. 8
   The top piece or part of any of various things.