If you describe something as ~, you mean that it is too embarrassing or unpleasant to talk about.
Has he got some ~ disease?
ADJ
If you describe something as ~, you mean that it is too embarrassing or unpleasant to talk about.
Has he got some ~ disease?
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012