넘모 /neom-mo/
So very / Extremely (cute spelling)
A cutesy alternate spelling of 너무 (too much / so very). Used to express overwhelming affection or enthusiasm, often followed by something adorable or exciting.
Examples
넘모 귀엽다ㅠㅠ
So incredibly cute I can't handle it
넘모 좋아ㅠㅠ
I love it so much I could cry