1. (verb) move back

• retreat

2. (verb) go back over

• hash over
• rehash

3. (verb) get worse or fall back to a previous condition

• regress
• retrogress

4. (adjective) going from better to worse

• retrogressive

5. (adjective) moving or directed or tending in a backward direction or contrary to a previous direction

• retral

1. (adjective) moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth

• astronomy
• uranology

1. (adjective) going from better to worse

• regressive

2. (adjective) moving or directed or tending in a backward direction or contrary to a previous direction

• backward

1. (verb) move backward in an orbit, of celestial bodies

• orb
• orbit
• revolve

2. (verb) move in a direction contrary to the usual one

• go
• locomote
• move
• travel

3. (verb) move back

• draw back
• move back
• pull away
• pull back
• recede
• retire
• retreat
• withdraw

4. (verb) go back over

• recap
• recapitulate

5. (verb) get worse or fall back to a previous condition

• decline
• worsen

1. (verb) get worse or fall back to a previous condition

• drop off
• fall back
• fall behind
• lose
• recede

1. (verb) get worse or fall back to a previous condition

• advance
• come along
• come on
• get along
• get on
• progress
• shape up

2. (adjective) moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth

• direct

3. (adjective) of amnesia; affecting time immediately preceding trauma

• anterograde

1. (verb) go back over

• rehash

2. (verb) get worse or fall back to a previous condition

• regress
• regression
• retrogression
• retroversion
• reversion
• regressive
• retrogressive

3. (adjective) going from better to worse

• regress
• retrogress