界 - world, boundary

worldwide; global; international; universal

around the world; throughout the world

business world; business circles; (the) industry

field of vision; visibility; view; visual field; (one's) ken

legal circles

nature; the natural world; realm of nature

the world of sumo

world war

worldview; outlook on the world; Weltanschauung

New World (esp. the Americas, but also Australasia)

the whole world

neighborhood; neighbourhood; vicinity