Noun

• S: (n) cosy, tea cosy, cozy, tea cozy (a padded cloth covering to keep a teapot warm)
• direct hypernym / inherited hypernym / sister term
• S: (n) cloth covering (a covering made of cloth)
• S: (n) covering (an artifact that covers something else (usually to protect or shelter or conceal it))
• S: (n) artifact, artefact (a man-made object taken as a whole)
• S: (n) whole, unit (an assemblage of parts that is regarded as a single entity) "how big is that part compared to the whole?"; "the team is a unit"
• S: (n) object, physical object (a tangible and visible entity; an entity that can cast a shadow) "it was full of rackets, balls and other objects"
• S: (n) physical entity (an entity that has physical existence)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))

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"