IPA: //ˈkoʊziər//
KK: /ˈkoʊziər/
More comfortable and warm than something else.
I love my new blanket; it makes my couch feel cozier on cold nights.
Comparative: cozier
Superlative: coziest
Cozier → It is formed from "cozy" (from the Scottish word "cozie", meaning comfortable or snug) and the suffix "-er" (meaning more). The word "cozier" means more comfortable or snug than something else.
Think of the Scottish word for comfortable, 'cozy', and remember that 'cozier' means more comfortable.