border, edge, adjoin, butt, butt against, butt on, abutt, abut on, borderline, confine, more...

separate, distant, apart, disconnected

adjoin, border, overlap, touch, meet, join, share, intersect, more...

share a border with,   flush against,   share a border,   be next to,   press up against,   touch borders with,   pressed up against,   lie right against,   stand beside,   butt up against