opsiometer /op-si-omˈi-tər/

An optometer

• cookie-shines
• cooking
• cooking apple
• cooking apples
• cooking-range
• cooking-ranges
• cookmaid
• cookmaids
• cook off
• cook offs
• cookout
• cookouts
• cookroom
• cookrooms
• cooks
• cook shop
• cook shops
• cook someone's goose
• Cook's tour
• cook the books
• cooktop
• cooktops
• cookware
• cookwares
• cooky