YOU SAID:
My biggest toenail is a pain to eat without salt.
INTO JAPANESE
私の最大の足指の爪は塩なしで食べるのが苦痛です。
BACK INTO ENGLISH
My biggest toenails are painful to eat without salt.
INTO JAPANESE
私の最大の足指の爪は塩なしで食べるのは苦痛です。
BACK INTO ENGLISH
My biggest toenails are painful to eat without salt.
That didn't even make that much sense in English.