Below you can find the To improve his speaking voice nero regularly drank a soup made with this long mild onion relative Jeopardy Words Answer. The answer to To improve his speaking voice nero regularly drank a soup made with this long mild onion relative has 4 letters. This clue belongs to the Vegetables category and is part of Jeopardy Word Level 130. If you scroll near the bottom you will find other clues and answers part of level 130