@learnativenglish: If you can't hear the difference, you are probably saying them wrong. These two vowel sounds are very commonly confused because they are very similar, but you have to learn the difference to be understood clearly. Train your ear and your mouth: Practice these minimal pair examples out loud. (Minimal pairs are two words that are the same except for the one sound.) Train your ear and your mouth: 👂 Listen to the subtle difference 🗣️ Repeat out loud 📌 Save to practice as many times as you need Look vs. Lock Good vs. God Full vs. Fall Could vs. Cod Shook vs. Shock