The JLPT N5 listening section is not forgiving. If you have only read vocabulary, you will fail the choukai (listening) portion. By repeatedly listening to the kotoba audio, your brain learns to recognize words instantly without translating them into your native language first.
Listening to vocabulary audio doesn't just help with memorization; it's essential for several reasons: minna no nihongo n5 kotoba audio
While this article focuses on kotoba (vocabulary), do not ignore the other audio tracks. The Minna no Nihongo series also provides audio for: The JLPT N5 listening section is not forgiving