Other hyponyms of region include
air,
atmosphere,
biosphere,
depths,
interplanetary space,
heliosphere,
intergalactic space,
deep space,
aerospace,
zone,
belt,
bottom,
county,
distance,
Eden,
heaven,
nirvana,
paradise,
promised land,
Shangri-la,
extremity,
hell,
hell on earth,
hellhole,
inferno,
snake pit,
the pits,
inside,
interior,
ionosphere,
layer,
exterior,
outside,
radius,
side,
air,
vacuity,
vacuum,
top,
zodiac,
house,
mansion,
planetary house,
sign,
sign of the zodiac,
star sign,
Papua,
Sind,
black hole,
Edgeworth-Kuiper belt,
Kuiper belt,
mare,
maria.