YOU SAID:
the smell is excruciating
INTO JAPANESE
臭いは耐え難いです
BACK INTO ENGLISH
The smell is unbearable
INTO JAPANESE
においがたまらない
BACK INTO ENGLISH
The smell is irresistible
INTO JAPANESE
匂いがたまらない
BACK INTO ENGLISH
The smell is irresistible
You've done this before, haven't you.