special needs

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

unnecessary

needlessness

necessary evil

(disaster prevention) Short for 木造住宅密集地域 (mokuzō jūtaku misshū chiiki, “densely built wooden house area”).

the Great Leap Forward

school for special needs

class for special needs

British Antarctic Territory (an overseas territory in the Antarctic administered by the United Kingdom, and also including the South Orkney Islands and South Shetland Islands)