YOU SAID:
My nose is stopped up and i am really sick
INTO JAPANESE
私の鼻は止まり、私は本当に病気です
BACK INTO ENGLISH
My nose has stopped, I am really sick
INTO JAPANESE
私の鼻が止まった、私は本当に病気です
BACK INTO ENGLISH
My nose has stopped, I am really sick
That didn't even make that much sense in English.