• shuiteye,
• shutteye,
• shuteye,
• shuttee,
• ahut eye,
• zhut eye,
• xhut eye,
• dhut eye,
• ehut eye,
• whut eye,
• sgut eye,
• sbut eye,
• snut eye,
• sjut eye,
• suut eye,
• syut eye,
• shyt eye,
• shht eye,
• shjt eye,
• shit eye

The adjective form of "shut eye" is "shut-eyed".

The plural form of the word "shut eye" is "shut eyes"

The singular form of the word "shut eye" is "shut eye" itself. It does not have a different singular form.