The first word starts with S,P,B and S.

The second word starts with Y,M and E.

First clue that the word means short movements from side to side.

Second one is scared song. 

Third one is beautiful girl. 

Forth and last one is that a platform in hall type.

The answer is first one is SHAKY

Second one is  PSALM

Third one is  BELLE

Forth and last one answer is  STAGE.