うらやましい
envious; jealous
日本に住んでいて羨ましい。
I'm jealous you live in Japan.
Remember: i-adjectives conjugate directly, while na-adjectives need な before nouns and だ/です at the end. Try to learn this with its opposite adjective for stronger memorization. At N3 level, knowing this word helps bridge basic and intermediate Japanese.
From the JLP Quiz question bank — the word in the form it is actually tested in.
「羨ましい」の読み方は?
Answer: うらやましい