Propre

adj. separate, distinctVariants: fine, goodly, properEtymology: Anglo-French propre, fit; Latin proprium

C'est du propre (ironic.) = A fine thing indeed.

Il n'a rien en propre = He has nothing of his own.

Un propre-à-rien = A good-for-naught.

Propre à tout et bon à rien = Jack of all trades and master of none.

Propre comme un sou neuf = As clean as a whistle; As neat as a new pin.