retrograde

Moving or directed or tending in a backward direction or contrary to a previous direction.

Going from better to worse.

Moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth.

Of amnesia; affecting time immediately preceding trauma.

Go back over.

“retrograde arguments”

Move back.

“The glacier retrogrades”

Get worse or fall back to a previous condition.

Move backward in an orbit, of celestial bodies.

Move in a direction contrary to the usual one.