retrograde

move backward in an orbit, of celestial bodies

move in a direction contrary to the usual one; "retrograding planets"

move back; "The glacier retrogrades"

go back over; "retrograde arguments"

get worse or fall back to a previous condition

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

going from better to worse

moving or directed or tending in a backward direction or contrary to a previous direction