1. Interactive Learning: Duolingo offers an interactive platform that makes learning English vocabulary fun and engaging. The use of images, audio, and sentences in context helps students to understand and remember new words more effectively. 2. Personalized Learning: Duolingo allows students to learn at their own pace. They can repeat lessons as many times as they need and move on to the next level only when they are ready. This personalized approach caters to individual learning needs and abilities, leading to better retention of vocabulary. 3. Regular Practice: Duolingo sends daily reminders to encourage students to practice regularly. Regular practice is key to language acquisition, especially for building a strong vocabulary. 4. Immediate Feedback: Duolingo provides instant feedback on students' performance. This immediate correction of mistakes helps students to learn the correct usage of words and prevents the reinforcement of errors. 5. Gamification: Duolingo uses game-like features such as points, levels, and rewards to motivate students. This gamification of learning can increase students' motivation and engagement, making them more likely to continue learning and expanding their vocabulary. 6. Accessibility: Duolingo is a mobile application that students can access anytime, anywhere. This convenience allows students to make use of spare moments during the day to learn new words, thus increasing their exposure to English vocabulary. 7. Cost-Effective: Duolingo is a free application. This makes it a cost-effective tool for enhancing English vocabulary, especially for students who may not have the resources to invest in expensive language learning materials or courses. 8. Variety of Vocabulary: Duolingo covers a wide range of vocabulary from different topics and levels of difficulty. This variety ensures that students are exposed to a comprehensive set of words that they are likely to encounter in real-life situations. 9. Peer Learning: Duolingo's community feature allows students to interact with other learners from around the world. This interaction can provide additional opportunities for students to practice and enhance their English vocabulary. 10. Continuous Updates: Duolingo regularly updates its content, ensuring that students are exposed to current and relevant vocabulary. This can help them stay up-to-date with the evolving English language.