(1):

(n.) A number of sheets of paper fastened together, as for a notebook; also, a part of a serial publication.

(2):

(v. t.) To heave up; to raise aloft.

(3):

(v. t.) To prove or try the weight of by raising.

(4):

of Heft

(5):

(n.) Weight; ponderousness.

(6):

(n.) The act or effort of heaving/ violent strain or exertion.

(7):

(n.) Same as Haft, n.

(8):

(n.) The greater part or bulk of anything; as, the heft of the crop was spoiled.