finial

noun

1. Architecture. a relatively small, ornamental, terminal feature at the top of a gable, pinnacle, etc.
2. an ornamental termination to the top of a piece of furniture, or of one part of such a piece.
3. Typography. a curve terminating the main stroke of the characters in some italic fonts.

noun

1. an ornament on top of a spire, gable, etc, esp in the form of a foliated fleur-de-lys
2. an ornament at the top of a piece of furniture, etc