thorny Synonyms - page 2

aculeate burry byzantine complex complicated controversial delicate difficult echinate burdensome brushy bristling aculeolate arduous awkward baffling barbellate bothersome brambly aciculate elaborate embarrassing esoteric labyrinthine muricate nasty nodulous operose oppressive painful perplexing laborious knotty knotted gordian grinding hard hispid impossible insoluble intricate involved precarious