The unusual combination of "window oyster" may pose some difficulty in spelling. The correct pronunciation is /ˈwɪndəʊ ˈɔɪstə/. The word "window" is spelled w-i-n-d-o-w, while "oyster" is spelled o-y-s-t-e-r. The word "window" refers to a transparent opening in a wall or door, while "oyster" is a shellfish commonly eaten raw or cooked. Despite their different meanings, these two words can be combined to form a poetic expression, often used to describe the shape of a beautiful eye.