padding
noun /ˈpædɪŋ/
  /ˈpædɪŋ/
[uncountable]- soft material that is placed inside something to make it more comfortable or to change its shape
- The shoes have thick padding at the ankle to offer greater support.
 - The actor's cheeks were made rounder for the part using cotton wool padding.
 
 - words that are used to make a speech, piece of writing, etc. longer, but that do not contain any interesting information
- Some of the quotations are useful, others are little more than padding.