Hobby
Part of speech: noun
Definition: An activity that one enjoys doing in one's spare time. An extinct breed of horse native to the British Isles, also known as the Irish Hobby Any of four species of small birds of prey in the genus Falco.
Leisure
Part of speech: noun
Definition: Freedom provided by the cessation of activities.Time free from work or duties.
Example sentence: Leisure is the Mother of Philosophy.