boil

(noun) a painful sore with a hard core filled with pus. Synonyms: furuncle.

(noun) the temperature at which a liquid boils at sea level. Synonyms: boiling point. Example: "They brought the water to a boil."

(verb) come to the boiling point and change from a liquid to vapor. Example: "Water boils at 100 degrees celsius."

(verb) immerse or be immersed in a boiling liquid, often for cooking purposes. Examples: "Boil potatoes." "Boil wool."

(verb) bring to, or maintain at, the boiling point. Example: "Boil this liquid until it evaporates."

(verb) be agitated. Synonyms: churn, moil, roil. Example: "The sea was churning in the storm."

(verb) be in an agitated emotional state. Synonyms: seethe. Example: "The customer was seething with anger."