YOU SAID:

His palms spaghetti knees weak arms spaghetti

INTO JAPANESE

彼の手のひらスパゲッティ膝弱い腕スパゲッティ

BACK INTO ENGLISH

His Palm spaghetti knees weak arms spaghetti

INTO JAPANESE

彼のパーム スパゲッティ膝弱い腕スパゲッティ