The verb "to boil" means to heat a liquid until it reaches its boiling point, causing bubbles to form and rise to the surface. This can also refer to heating something or someone to a high temperature, as in "the water was boiling with anger."
Usage examples
I need to boil some water to make tea.
The potatoes take approximately 15 minutes to boil.
I usually boil eggs for exactly 8 minutes to get them perfectly cooked.
It's important to let the soup boil before turning down the heat and simmering it.
I have had exactly ONE glass break after pouring in boiling water in these years. (lafujimama.com)
While there we enjoy refreshments of eggs boiled in volcanic steam. (baligoldentour.com)
I'm more afraid of boiling over the rice milk and then trying to keep it at a simmer while remembering to stir occasionally for an hour. (theothersideofthetortilla.com)