couple

minority

fragment, iota, jot, modicum, particle, scrap, shred, tittle, whit

span, yoke

partnership, team

companion, complement, doublet, fellow, half, match, mate, twin

coordinate, counterpart, equal, equivalent, like, parallel, peer, rival

mate, yoke

ally, confederate, league

chain, compound, hitch, hook, splice

assemble, cluster, congregate, convene, gather, meet

recombine, reconnect, rejoin, reunify, reunite

articulate, dovetail, integrate, interlock, intermesh

cord, string, wire

cement, coalesce, combine, fuse, unite, weld