彼の不注意さは不用意だった。
No attention was paid to his warning.

不用品を送っていただいた方にもれなくプレゼントいたします。
Those who send in old junk they don't use anymore will, without exception, receive a present.

あの先生タバコで肺がんになったんだって。医者の不養生、そのものだね。
For him a doctor to get lung cancer from smoking - it's a typical case of 'Do as I say not as I do.'

彼には扶養家族が多かった。
He had a large family to support.