kind

/kaɪnd/
adjective
  1. Caring, generous, and gentle toward others.
    • She is a kind person who always helps her neighbors.
    • The teacher gave a kind smile to the nervous student.
    • It was kind of you to donate your old clothes to the shelter.
Antonyms
noun
  1. A group of people or things that share similar qualities; a type or sort.
    • This kind of tree grows only in warm climates.
    • What kind of music do you like best?
    • I've never seen that kind of bird before.