bulk
noun
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”
Synonymsmajoritythe property of something that is great in magnitude
“it is cheaper to buy it in bulk”
“he received a mass of correspondence”
the property possessed by a large mass
verb
stick out or up
“The parcel bulked in the sack”
cause to bulge or swell outwards
Synonymsbulge
Source: WordNet 3.1, Princeton University