Forge

furnace consisting of a special hearth where metal is heated before shaping

a workplace where metal is worked by heating and hammering

create by hammering

make a copy of with the intent to deceive

come up with (an idea, plan, explanation, theory, or principle) after a mental effort

move ahead steadily

move or act with a sudden increase in speed or energy

make something, usually for a specific function

make out of components (often in an improvising manner)