backward
regressive
aft
after
aftermost
atavistic
back
backslide
cock
coming apart
contrary
cracking
crumbling
decadent
decline
declining
degenerate
descend
deteriorate
deteriorating
disimprove
disintegrate
disintegrating
draining
drooping
dwindling
ebbing
effete
fading
failing
fall astern
fall back
fall behind
falling
flagging
fragmenting
get behind
get worse
go backwards
go behind
going to pieces
grow worse
hind
hinder
hindermost
hindhand
hindmost
invert
jerk back
languishing
lapse
drawback
go
locomote
move
move back
orb
orbit
pull away
pullback
recap
recapitulate
recede
retire
retreat
revolve
travel
withdraw
retrograded
retrogrades
retrograding
retrogress
retrogression
retrogressive
abnormal
analogous
antisocial
arithmetical
chaotic
circuitous
defensive
erratic
irreligious
jerky
pacific
progressive
purposeful
sluggish
southward
subversive
synchronous
unorthodox
unpatriotic
unsteady
unwarlike
up-and-down