Proposed is used to describe the size of one object in relation to another, each object is often referred to as a whole.
Peaceful protests in my opinion.
Scat. It's a form of jazz expression where the singer is almost imitating a musical instrument's improvisational solo (a solo which is created on the spot). See: https://youtu.be/2xoSFyqW7JI
The reason the city of Pompeii is so important to the study of Roman art is because it was remained perfectly preserved for about centuries ago.