ramified

confusing convoluted elaborate muddled sophisticated tangled winding

Gordian byzantine complex difficult high-tech intricate knotty labyrinthine mazy tortuous

clear simple

blameless easy exonerated uncomplicated

complicated mystifying perplexing puzzling sticky thorny tricky

Gordian baffling complex difficult effortful elaborate formidable hard intricate involved labyrinthine mazy nodulous problematical reticular rough rugged sophisticated terrible tough uphill

easy facile smooth

simple uncomplicated untroublesome