• cozyness,
• xosiness,
• vosiness,
• fosiness,
• dosiness,
• cisiness,
• cksiness,
• clsiness,
• cpsiness,
• c0siness,
• c9siness,
• coainess,
• coziness,
• coxiness,
• coseiness,
• cosness,
• sosiness,
• cosyness,
• coseyness,
• caosiness

• cocainize,
• Coggins,
• cooking,
• nosiness,
• cocainise,
• cousins,
• cockiness,
• coaxing,
• coziness.

The adjective form of the word "cosiness" is "cosy".

The plural of the "cosiness" can be the "cosiness".

The singular of the "cosiness" can be the "cosiness".