Answer:
Having a good vocabulary is important for many reasons. Here are some of them in my own words:
A good vocabulary helps you score high in entrance exams, which are required for higher studies in many fields.
A good vocabulary helps you comprehend what you read, which enlarges your world and exposes you to new ideas and perspectives.
A good vocabulary helps you write well, which allows you to express your thoughts clearly and persuasively.
A good vocabulary helps you speak well, which improves your communication skills and your ability to influence others.
A good vocabulary helps you increase your confidence, which boosts your self-esteem and your performance in various situations.
Step-by-step explanation:
I hope this answer helps you understand why having a good vocabulary is important.