heft [heft] v. - lift or carry (something heavy) n. - the weight of someone or something
Synonyms: verb: raise, lift, heave, weigh noun: weight, heaviness, ponderosity, burden
Etymology: verb: "to lift," 1660s, from heft (n.). Related: Hefted; hefting. noun: mid-15c., "weight, heaviness, quality of weight," from heave on analogy of thieve/theft, weave/weft, etc.; also influenced by heft, obsolete past participle of heave.
I find it utterly fascinating that the noun is older than the verb. Isn't that interesting?