Cases of word usage

1) a state of nervous excitement; an interference in sound reproduced from a disc or tape, caused by faulty recording or reproduction (flutter)

2) a metal disc that gives an echoing note when struck with a stick (gong)

3) a hard rubber disc used like a ball in ice hockey (puck)

4) a tiny shining disc (to be) sewn on cloth as an ornament (sequin)

5) a tiny disc of shining metal, especially one used for ornament on a dress etc (spangle)