未然

in advance / before it happens (cf preventative measures) / forestalling

not yet / did not / have not / not / 8th earthly branch: 1-3 p.m., 6th solar month (7th July-6th August), year of the Sheep / ancient Chinese compass point: 210°

correct / right / so / thus / like this / -ly

see 防患未然[fang2 huan4 wei4 ran2]

to prevent troubles before the event (idiom) / to forestall / to nip sth in the bud