IPA: /ˈfɛðəriɪst/
KK: /ˈfɛðəriɪst/
Having the most qualities or characteristics of feathers, such as being light, soft, or fluffy.
The featheriest pillow is the most comfortable for sleeping.
Comparative: feathery
Superlative: featheriest
Featheriest → It is formed from "feather" (from Old English *feðer*, meaning a light, flat structure that covers birds) and "-iest" (a superlative suffix indicating the highest degree). The word "featheriest" means having the most feathers or being the lightest and softest like feathers.
Think of 'feather' as something light and soft, and remember that 'featheriest' describes something that is the most like feathers.