making great mental demands; hard to comprehend or solve or believe; a baffling problem; I faced the knotty problem of what to have for breakfast; a problematic situation at home
[ Syn: elusive , knotty , problematic , problematical , tough ]
making great mental demands; hard to comprehend or solve or believe; a baffling problem; I faced the knotty problem of what to have for breakfast; a problematic situation at home
[ Syn: elusive , knotty , problematic , problematical , tough ]