obscurantism Pronunciation: ⁄ ˌɒbskjʊˈrantɪz(ə)m ⁄ noun [mass noun] · the practice of deliberately preventing the facts or full details of something from becoming known: allegations in the Press about government obscurantism
otiose Pronunciation: ⁄ ˈəʊtɪəʊs ⁄ adjective · 1 serving no practical purpose or result: there were occasions when I felt my efforts were rather otiose · 2 archaic indolent or idle.
ostracize Pronunciation: ⁄ ˈɒstrəsʌɪz ⁄ verb · 1 [with object] exclude from a society or group: she was declared a witch and ostracized by the villagers · 2 (in ancient Greece) banish (an unpopular or overly powerful citizen) from a city for five or ten years by popular vote: Themistocles was indeed out of favour at Athens by the end of the 470s, when he was ostracized