Keen
Adjective
UK
/kiːn/
US
/kiːn/
Level: Easy - A1 (Beginner)
Definition
Very interested, eager, or sharp.
Example
"She is keen to join the class."
"He has keen hearing and notices even very soft sounds around him."
"They were keen to start the project because they had many new ideas."
Explanation
Keen means very interested, excited, or wanting to do something a lot. For example, she is keen to learn English (she really wants to learn). It also means sharp, like a keen knife or keen eyes that notice small details. For example, she has keen eyes and sees things quickly. As a feeling, it can mean strong or deep, like a keen sense of smell. All these meanings show someone or something that is active, sharp, or eager.