Cosy

[koh-zee] /ˈkoʊ zi/

adjective, cosier, cosiest, noun, plural cosies, verb, cosied, cosying.
1.
.
[koh-zee] /ˈkoʊ zi/
adjective, cozier, coziest.
1.
snugly warm and comfortable:
a cozy little house.
2.
convenient or beneficial, usually as a result of dishonesty or connivance:
a very cozy agreement between competing firms.
3.
suggesting opportunistic or conspiratorial intimacy:
a cozy relationship between lobbyists and some politicians.
4.
discreetly reticent or noncommittal:
The administrators are remaining cozy about which policy they plan to adopt.
noun, plural cozies.
5.
a padded covering for a teapot, chocolate pot, etc., to retain the heat.
verb (used with object), cozied, cozying.
6.
to make more cozy (often followed by up):
New curtains would cozy the room up a bit.
Verb phrases
7.
cozy up (to), Informal.

/ˈkəʊzɪ/
adjective -sier, -siest (US) -zier, -ziest
1.
warm and snug
2.
intimate; friendly
3.
convenient, esp for devious purposes: a cosy deal
noun (pl) -sies, (US) -zies
4.
a cover for keeping things warm: egg cosy
/ˈkəʊzɪ/
adjective, noun -zier, -ziest (pl) -zies
1.
the usual US spelling of cosy
adj.

chiefly British form of cozy.
adj.

1709, colsie, Scottish dialect, perhaps of Scandinavian origin (cf. Norwegian kose seg “be cozy”). In Britain, usually cosy. Related: Cozily; coziness.