complex synonyms

combined mixed multiple compact elaborate aggregate compound mosaic composite compounded conglomerate amalgamated heterogeneous miscellaneous manifold variegated motley interwoven interlaced multifarious multifaceted many-sided multiplex multiform

difficult involved hidden complicated confused twisted obscure winding roundabout intricate tangled puzzling devious snarled enigmatic paradoxical muddled knotted rambling disordered impenetrable entangled cryptic tortuous convoluted inscrutable jumbled meandering irreducible perplexing sinuous unfathomable circuitous knotty labyrinthine abstruse inextricable crabbed recondite mazy Byzantine undecipherable excursive Gordian