decreasing
Achieve
repelling
Another word for signs is probably going to be symbols but it depends on what you're talking about
Not upside down
I am going to break this twig.
Another word for going back is reverse
Going bankrupt; In the hole; Pay through the nose and money down the drain.
to pursue
Going to
Going to
No.
calm down
Prevalent is a good word.
Sailing
Leaving
Exodus
Achieve