YOU SAID:
I shall bite your face off
INTO JAPANESE
私はあなたの顔を噛みます
BACK INTO ENGLISH
I bite your face
INTO JAPANESE
あなたの顔を噛みます
BACK INTO ENGLISH
Bite your face
INTO JAPANESE
顔をかむ
BACK INTO ENGLISH
Biting face
INTO JAPANESE
かむ顔
BACK INTO ENGLISH
Chewing face
INTO JAPANESE
噛む顔
BACK INTO ENGLISH
Chewing face
That didn't even make that much sense in English.