bulk

nouns

the property resulting from being or relating to the greater in number of two parts; the main part
"the majority of his customers prefer it"; "the bulk of the work is finished"
the property of something that is great in magnitude
"it is cheaper to buy it in bulk"; "he received a mass of correspondence"; "the volume of exports"
is derived from
the property possessed by a large mass
is derived from
is a type of (narrower)
the property of a body that causes it to have weight in a gravitational field

verbs

stick out or up
"The parcel bulked in the sack"
is a type of (narrower)
swell or protrude outwards
"His stomach bulged after the huge meal"
cause to bulge or swell outwards