(1) Tolerant and forgiving under provocation
"Our neighbor was very kind about the window our son broke"
(2) Agreeable, conducive to comfort
"A dry climate kind to asthmatics"
"The genial sunshine";"hot summer pavements are anything but kind to the feet"
(3) Having or showing a tender and considerate and helpful nature; used especially of persons and their behavior
"Kind to sick patients"
"A kind master"
"Kind words showing understanding and sympathy"
"Thanked her for her kind letter"
(4) A category of things distinguished by some common characteristic or quality
"Sculpture is a form of art"
"What kinds of desserts are there?"