Mechanical Hound, Professor Faber, Granger, Stoneman and Black, Mrs Phelps and Mrs. Bowles.
Tybalt is Juliet's cousin, originally, Tybalt wanted to duel Romeo instead. But since he and Juliet are married, he cannot fight Tybalt as he is basically his cousin-in-law, thus, Romeo rejects Tybalt's challenge. Mercutio finds this quite cowardly as a result he himself challenges Tybalt to fight.
Answer:
Metaphor
Explanation:
Makes a comparison without using "like" or "as." Hope this helps!!