THESAURUS
Rearward
a rebours, a reculons, aft, after, aftermost, afterpart, afterpiece, against the grain, anticlockwise, arear, ass-backwards, astern, away, back, back door, back seat, back side, backward, backwards, behind, breech, counterclockwise, fro, heel, hind, hind end, hind part, hinder, hindermost, hindhand, hindhead, hindmost, hindward, hindwards, in reverse, occiput, posterior, posteriorly, postern, rear, rear end, rearmost, rearwards, retrad, retrograde, reverse, stern, tail, tail end, tailpiece, tailward, tailwards, to the rear, widdershins
ROGET THESAURUS
Rearward
Rear
N
rear, back, posteriority, rear rank, rear guard, background, hinterland, occiput, nape, chine, heels, tail, rump, croup, buttock, posteriors, backside scut, breech, dorsum, loin, dorsal region, lumbar region, hind quarters, aitchbone, natch, natch bone, stern, poop, afterpart, heelpiece, crupper, wake, train, reverse, other side of the shield, back, rear, hind, hinder, hindmost, hindermost, postern, posterior, dorsal, after, caudal, lumbar, mizzen, tergal, behind, in the rear, in the background, behind one's back, at the heels of, at the tail of, at the back of, back to back, after, aft, abaft, astern, sternmost, aback, rearward, ogni medaglia ha il suo rovescio, the other side of the coin.