Definitions

1. verb

to remove or reduce the temper or heat of something, especially metal

“The furnace was used to untemper the molten steel, making it easier to shape.”

2. noun

a process of removing the temper from metal

“The blacksmith spent hours perfecting the untemper of his steel, ensuring it was strong and durable.”

3. verb (archaic)

to calm or soothe, especially a person’s temper or emotions

“The wise old sage tried to untemper the angry king, but to no avail.”