Abstruse, Accumulated, Affiliate, Affiliated, Aggregate, Alike, Allied, Amassed, Arduous, Assembled, Associate, Associated, Bound, Bracketed, Brutal, Bunched, Bundled, Clumped, Clustered, Collateral, Collected, Combined, Commensurate, Complex, Complicated, Confounded, Confused, Conglomerate, Congregate, Congregated, Conjoined, Conjugate, Connected, Convoluted, Copulate, Correlated, Corrugated, Coupled, Creased, Crimped, Crinkled, Crinkly, Critical, Crumpled, Delicate, Demanding, Devious, Difficult, Drawn, Elaborate, Entangled, Equal, Even, Exacting, Formidable, Furrowed, Gathered, Gnarled, Hairy, Hard, Heaped, Implicated, Incorporated, Integrated, Interlinked, Interlocked, Twinned, Twisted, Undivided, United, Uphill, Wed, Wedded, Wicked, Wrinkled, Wrinkly, Yoked, Interrelated, Intimate, Intricate, Involved, Joined, Joint, Knitted, Knobbly, Knotty, Laborious, Labyrinthine, Level, Like, Linked, Lumped, Lumpy, Massed, Matched, Mated, Matted, Mazy, Mean, Meandering, Meeting, Merged, Multifarious, Nodal, Nodular, Noduled, Packaged, Paired, Par, Parallel, Perplexed, Piled, Proportionate, Pursed, Quits, Ramified, Related, Ridged, Rigorous, Rippled, Rough, Roundabout, Rugged, Rumpled, Severe, Snarled, Spiny, Spliced, Square, Stacked, Stalemated, Steep, Strenuous, Studded, Subtle, Tangled, Thorny, Ticklish, Tied, Tough, Tricky, Tubercular