A Chaplet

1. A garland or circlet for the head. Chaplet (headgear) - Wikipedia
2. (archaic) A string (of beads), especially when making up five decades of the rosary.
3. (Catholicism) A set of repetitive prayers, other than the Rosary, typically prayed with a string of beads. Chaplet (prayer) - Wikipedia
4. (Catholicism, specifically) The Chaplet of Divine Mercy, the most well-known chaplet in the Catholic Church.
5. A moulding in the form of a string of beads; a bead-moulding.
6. A small chapel or shrine.
7. A bent piece of sheet iron, or a pin with thin plates on its ends, for holding a core in place in the mould.
8. A metal support for a cylindrical pipe.
9. A tuft of feathers on a peacock's head.
10. Alternative form of chapelet