YOU SAID:

you look like a crusty musty dusty idiot

INTO JAPANESE

あなたは無愛想なかび臭いほこりだらけのばかのように見えます

BACK INTO ENGLISH

You look like a surly musty dusty idiot

INTO JAPANESE

あなたは無愛想でかび臭くて埃まみれのばかのように見えます

BACK INTO ENGLISH

You look like a surly, musty, dusty idiot

INTO JAPANESE

あなたは無愛想で、かび臭い、ほこりまみれの馬鹿のように見えます

BACK INTO ENGLISH

You look like a surly, musty, dusty idiot