putty

noun

• 1a soft, malleable greyish-yellow paste, made from ground chalk and raw linseed oil, that hardens after a few hours and is used for sealing glass in window frames and filling holes in wood: countersink the screws so they can be covered with putty [count noun]:the manufacture of paints and putties
• [usually with modifier] any of a number of similar malleable substances used inside and outside buildings, e.g. plumber’s putty, lime putty, or used for modelling or casting, e.g. epoxy putty.

• 2a polishing powder, usually made from tin oxide, used in jewellery work.

verb (putties, puttying, puttied)

• seal or cover (something) with putty: give me a minute until I putty these windows in (as adjective puttied)lightly puttied joints