YOU SAID:

She was looking kind of dumb with her finger and her thumb.

INTO JAPANESE

彼女は指と親指で馬鹿にしていた。

BACK INTO ENGLISH

She was stupid with her finger and thumb.

INTO JAPANESE

彼女は彼女の指と親指で馬鹿だった。

BACK INTO ENGLISH

She was stupid with her fingers and thumb.

INTO JAPANESE

彼女は彼女の指と親指で馬鹿だった。

BACK INTO ENGLISH

She was stupid with her fingers and thumb.