Definitions:
a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing

a piece of metal known to weigh a definite amount and used on scales to determine how heavy an object or quantity of a substance is

the ability of someone or something to influence decisions or actions

the surface density of cloth, used as a measure of its quality.

hold (something) down by placing a heavy object on top of it

attribute importance or value to

assign a handicap weight to (a horse).

treat (a fabric) with a mineral to make it seem thicker and heavier.