nothing / nothingness / none / nil / not

(a house of) aquarium

To blow (such as an instrument)

blacklist

lunchmate

In times of prosperity, prepare for adversity.

Alternative form of オールバニ

Ordos, a region in China enclosed by the Huang He to the north and the Great Wall to the south

alt, alternative, alternate / (music) alternative

(chemistry) a benzene ring with two substituents in adjacent positions / (chemistry) an oxyacid with a relatively large proportion of water