Nouns

(n)forgefurnace consisting of a special hearth where metal is heated before shaping
(n)forge, smithya workplace where metal is worked by heating and hammering

Verbs

(v)forge, hammercreate by hammering“hammer the silver into a bowl”, “forge a pair of tongues”
(v)forge, fake, counterfeitmake a copy of with the intent to deceive“he faked the signature”, “they counterfeited dollar bills”, “She forged a Green Card”
(v)invent, contrive, devise, excogitate, formulate, forgecome up with (an idea, plan, explanation, theory, or principle) after a mental effort“excogitate a way to measure the speed of light”
(v)forgemove ahead steadily“He forged ahead”
(v)forge, spurt, spirtmove or act with a sudden increase in speed or energy
(v)shape, form, work, mold, mould, forgemake something, usually for a specific function“She molded the rice balls carefully”, “Form cylinders from the dough”, “shape a figure”, “Work the metal into a sword”
(v)fashion, forgemake out of components (often in an improvising manner)“She fashioned a tent out of a sheet and a few sticks”