Synonyms for Side:

adj.

lateral (adjective)
left, right, Flanking, lateral, sidewise, sidelong.
minor; flanking (adjective)
off-center, oblique, sidelong, lesser, secondary, incidental, subordinate, lateral, roundabout, sideways, superficial, sidewise, not the main, indirect, subsidiary, ancillary.
side (adjective)
flank, lateral.
sideways (adjective)
lateral.

n.

channel, cbc, indirect, sidewise, oblique, not the main, carrier, off to the side, superficial, roundabout, the BBC, CBS, abc, Broadcasting House, CNN, by a devious way, off-center, off the main, IDENT, franchise, sideways. belly, heart, girth, hand, body, belly button, chest, abdomen. antagonist, part, nemesis, Archenemy, deadly enemy/foe/rival, opponent, adversary, archrival, enemy, foe, sworn. persona, frame of reference, alter ego, endowment, propensity, flaw, regard, incarnation, affectation, foible, phase, predisposition, light, angle, fault, facet, respect. clad, positive, pro, approving, sheathe, sympathetic, cover, partial, skin, surface, affirmative, supportive. amidships, bay, beam, aft, blade, bow, bowsprit, boom, bilge. peculiarity, property, factor, nature, quality, component, feature. ballplayer, all-American, club, conference, blue, center forward, boy, backfield. collateral, subsidiary, secondary, subordinate, lesser, in descending order, second, ancillary. audacity, self-esteem, self-confidence, confidence, composure, chutzpah, assurance, pride, temerity, self-assurance. clerestory, dado, damp, baseboard, firewall, front, gable, frieze, facing. brisket, chop, chuck, beefsteak, cut, chuck steak, corn dog, cutlet, chump. blood, eldest, elder, clansman, charge, blood relation, black sheep, clanswoman, the elder, dependent. cement, ice, paper, carpet, tile, wax, board over, varnish, plaster. chin, complexion, crease, brow, eye, Crow's-feet, bone structure, eye socket, dimple. demarcation, frontier, line, port of entry, no man's land, state line. dish, salver, ramekin, plate, mixing bowl, finger bowl, bowl, platter, saucer, punch bowl. cap, crag, crest, cairn, divide, Brae, the brow, escarpment, crown. communication (noun)
position.
condition (noun)
phase.
location (noun)
face.
opposing person or view (noun)
foe, enemy.
point of view (noun)
angle, light, position, phase.
side (noun)
bye, by, face, incidental, flank, side of meat, broadside, slope, incline, haunch, shank, lateral, added, root, position, shoulder, go with, sidelong, pull, english, incident.

Other synonyms:

circumference, partial, frame of reference, state line, sympathetic, hypotenuse, approving, supportive, clad, demarcation, port of entry. affirmative, contour, cusp, pro, no man's land, sheathe. angle. frontier, positive, sector. cover. hand. part. light. corner. line. aspect
facet.