a Nile crocodile

world

reptile

one thing

Nile

maximum, greatest, largest

alligator, crocodile / a shark or other large dangerous fish

ワニ: crocodilian (crocodile, alligator, gavial) / (obsolete) a shark or other large and dangerous fish

world / a metaphorical world (how one lives one's life) / society, the times / a realm, a circle, a sphere / (Buddhism) the four inner realms of 須弥山 (Shumisen) / (Buddhism) realm governed by a buddha

first, initial / one-eyed