cause to open or to become open
start to operate or function or cause to start operating or functioning
affording unobstructed entrance and exit; not shut or closed
become open
affording free passage or access
begin or set in action, of meetings, speeches, recitals, etc.
with no protection or shield
a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of
the region above the ground
a distinctive but intangible quality surrounding a person or thing
