然 - sort of thing, so, if so

still; as yet; as it has been

nature; spontaneity

(not) at all; (not) in the slightest

before it happens; previously

nature; Mother Nature

natural; right; proper; just; reasonable; appropriate; deserved

natural hot spring

open; public; official; overt

still; as yet; as of old

inevitable; necessary; certain; sure

inevitable; necessary

natural gas