

ライオンはこわいです。
動物園でライオンを見ました。
ライオンは何を食べますか。
"ライオン" is in the lesson "Dangerous animals" (Level 9), along with 16 other useful words. LinDuo has 180 topic lessons like this one, 2,379 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.