environment, surroundings / the natural environment

change into, transform

beluga whale; white whale (Delphinapterus leucas)

plant; vegetation

lowest of its kind, the worst

(idiomatic) A piece of cake; an extremely simple thing, something trivial, a cinch, easy as pie.

朝飯前: A piece of cake; an extremely simple thing.

(telephony) a common Japanese telephone greeting: hello; used when answering the telephone / used to confirm that the person being addressed is listening, or to confirm if anyone is listening

put away

the lower portion, end / lowness in degree or rank / the downstream portion of a river / the downriver area / the area farther from the capital / the last part of a month, year, etc.