downy
/ˈdaʊni/Definitions
1. adjective
having a soft, fluffy, or feathery texture, especially on the underside of feathers, fur, or hair
“The rabbit’s downy fur was so soft to the touch.”
2. noun
the soft, fluffy part of a bird’s feather, especially when first grown
“The chick’s downy feathers kept it warm on the cold night.”