vamp

1. The top part of a boot or shoe, above the sole and welt and in front of the ankle seam, that covers the instep and toes; the front part of an upper.
2. Something added to give an old thing a new appearance.
3. Something patched up, pieced together, improvised, or refurbished.
4. A repeated and often improvised accompaniment, usually consisting of one or two measures, often a single chord or simple chord progression, repeated as necessary, for example, to accommodate dialogue or to anticipate the entrance of a soloist.
5. An activity or speech intended to fill or stall for time.

Plural vamps