Which of the following words is closest in meaning to “Grouchy”?

Grouchy means bad-tempered and complaining.

• Correct answer - bad-tempered: it has the same meaning as Grouchy.
• heinous: extremely wicked - wrong, it does not mean the same as Grouchy.
• regretful: feeling sorry - wrong, it does not mean the same as Grouchy.
• absurd: ridiculous - wrong, it does not mean the same as Grouchy.