THESAURUS
Couple
a few, accouple, accumulate, affiliate, agglutinate, ally, amass, apply, arrange a match, articulate, assemble, associate, ball, band, band together, be in cahoots, be intimate, be made one, be spliced, become one, bind, bond, both, brace, bracket, bridge, bridge over, bunch, bunch up, cabal, cement, cement a union, centralize, chain, clap together, clot, club, club together, cluster, coalesce, cohabit, collect, combine, come together, commit adultery, comprise, concatenate, confederate, conglobulate, congregate, conjoin, conjugate, connect, consociate, conspire, contract matrimony, converge, copulate, correlate, couple up, couplet, cover, crowd, date, diddle, distich, double harness, double-harness, double-team, doublet, draw a parallel, duad, duet, duo, dyad, embrace, encompass, equate, espouse, federalize, federate, flock together, flow together, forgather, fornicate, frig, fuse, gang, gang around, gang up, gather, gather around, get hitched, give away, glue, go in partners, go in partnership, group, harness, have sex, have sexual relations, herd together, hitch, hive, hook up, hook up with, horde, huddle, identify, include, intermarry, interrelate, interwed, join, join forces, join fortunes with, join together, join up with, join with, knot, lay, lay together, league, lie with, link, look-alikes, lump together, make a match, make it with, make love, make one, make out, marry, marshal, mass, match, matching pair, mate, mates, meet, merge, mill, miscegenate, mobilize, mount, muster, nuptial, one or two, organize, pair, pair off, parallel, parallelize, partner, piece together, put together, rally, rally around, relate, relativize, remarry, rendezvous, rewed, roll into one, screw, seethe, serve, service, set, set of two, several, sleep with, solder, span, splice, stand together, stand up with, stick together, stream, surge, swarm, take in, take to wife, tape, team, team up, team up with, team with, the two, throng, throw in with, tie, tie in with, tie up with, twain, twins, two, twosome, unify, unionize, unite, unite in marriage, unite with, wed, weld, wive, yoke
ROGET THESAURUS
Couple
Junction
VB
join, unite, conjoin, connect, associate, put together, lay together, clap together, hang together, lump together, hold together, piece together, tack together, fix together, bind up together together, embody, reembody, roll into one, attach, fix, affix, saddle on, fasten, bind, secure, clinch, twist, make fast, tie, pinion, string, strap, sew, lace, tat, stitch, tack, knit, button, buckle, hitch, lash, truss, bandage, braid, splice, swathe, gird, tether, moor, picket, harness, chain, fetter, lock, latch, belay, brace, hook, grapple, leash, couple, accouple, link, yoke, bracket, marry, bridge over, span, braze, pin, nail, bolt, hasp, clasp, clamp, crimp, screw, rivet, impact, solder, set, weld together, fuse together, wedge, rabbet, mortise, miter, jam, dovetail, enchase, graft, ingraft, inosculate, entwine, intwine, interlink, interlace, intertwine, intertwist, interweave, entangle, twine round, belay, tighten, trice up, screw up, be joined, hang together, hold together, cohere.
Duality
N
duality, dualism, duplicity, biplicity, biformity, polarity, two, deuce, couple, duet, brace, pair, cheeks, twins, Castor and Pollux, gemini, Siamese twins, fellows, yoke, conjugation, dispermy, doublets, dyad, span, two, twin, dual, dualistic, double, binary, binomial, twin, biparous, dyadic, conduplicate, duplex, biduous, binate, diphyletic, dispermic, unijugate, tete-a-tete, coupled, conjugate, both, both the one and the other.
VB
pair, couple, bracket, yoke, conduplicate, mate, span.
Marriage
VB
marry, wive, take to oneself a wife, be married, be spliced, go off, pair off, wed, espouse, get hitched, lead to the hymeneal altar, take 'for better for worse', give one's hand to, bestow one's hand upon, marry, join, handfast, couple, tie the nuptial knot, give away, give away in marriage, seal, ally, affiance, betroth, publish the banns, bid the banns, be asked in church.