adj. problematical, difficult, uncertain, questionable, questioned, doubtful, doubted, debatable, disputable, disputed, unsettled, moot, undecided, controversial, tricky, touchy, sensitive, Colloq hairy, iffy The value of treating colds with massive doses of vitamin C is problematic
PROBLEMATIC
Meaning of PROBLEMATIC in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012