PERIOD, limit, end.

PERK, perk up.

PERPETUANA, "this seems to be that glossy kind of stuff now called everlasting, and anciently worn by serjeants and other city officers" (Gifford).

PERSPECTIVE, a view, scene or scenery; an optical device which gave a distortion to the picture unless seen from a particular point; a relief, modelled to produce an optical illusion.

PERSPICIL, optic glass.

PERSTRINGE, criticise, censure.

PERSUADE, inculcate, commend.

PERSWAY, mitigate.

PERTINACY, pertinacity.

PESTLING, pounding, pulverising, like a pestle.