Filler
From BiblePortal Wikipedia
Filler [1]
(1): ( n.) A composition, as of powdered silica and oil, used to fill the pores and grain of wood before applying paint, varnish, etc.
(2): ( n.) One who, or that which, fills; something used for filling.
(3): ( n.) A thill horse.
(4): ( n.) Any standing tree or standard higher than the surrounding coppice in the form of forest known as coppice under standards. Chiefly used in the pl.