"Goo goo eyes" is a slang term used to describe a person who looks at someone with adoring and loving eyes. There are various synonyms for this term that can be used in different situations. Some of these synonyms include love-struck, smitten, besotted, infatuated, enamored, and head-over-heels. These terms can be used to describe the intense feelings of love and admiration someone may have towards another person. Other synonyms may include phrases such as lovestruck glances, dreamy gazes, or starry-eyed expressions. Regardless of the words used, they all convey the same message of a deep and passionate love.