hot

adjective1 of 2

having a high temperature

• “In the depths of winter, a hot-water bottle is essential.”Tatoeba
• “The bath was too hot for me to get in.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

verb2 of 2

(with up) To become lively or exciting.