Noun

• S: (n) cosy, tea cosy, cozy, tea cozy (a padded cloth covering to keep a teapot warm)
• direct hypernym / inherited hypernym / sister term

Adjective

• S: (adj) cozy, cosy, snug (enjoying or affording comforting warmth and shelter especially in a small space) "a cozy nook near the fire"; "snug in bed"; "a snug little apartment"