

Я люблю фрукты, особенно яблоки.
I love fruit, especially apples.
Здесь особенно красиво осенью.
It's especially beautiful here in the fall.
Мне не особенно нравится этот ресторан.
I don't particularly like this restaurant.
"особенно" is in the lesson "Adverbs 4" (Level 37), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.