YOU SAID:

i will smash your face in

INTO JAPANESE

私はあなたの顔をぶつけます

BACK INTO ENGLISH

i will hit your face

INTO JAPANESE

私はあなたの顔を殴ります

BACK INTO ENGLISH

i will punch you in the face

INTO JAPANESE

私はあなたの顔を殴ります

BACK INTO ENGLISH

i will punch you in the face