anticlockwise
aport
clockwise
counterclockwise
earthward
heavenward
homeward
landward
larboard
leeward
left
leftwardly
leftwards
on the left
port
rightward
seaward
sinister
sinistrad
sinistrally
to the left
widdershins
windward
180-degree
chid
double-handed
feelingless
hundred-and-eighty-degree
increased
interest-rate
mind-altering
ninety-degree
north-northwest
remonstrative
remov
sigmatropic
thigh-deep
thirty-degree
unclose
untalented
untangled
unwrapped