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gloss; luster; lustre; shine; sheen; polish
mellowness (of a voice); youthfulness (e.g. of skin)
interest; appeal; charm; color; colour; feeling
romance; love; sexiness
「艶」 has another reading with different meanings.
彼女の髪は艶があってとてもきれいだ。
Her hair is beautiful and glossy.
このリンゴは艶が良くておいしそうだ。
This apple has a nice shine.
この漆器は美しい艶を放っている。
This lacquerware gives off a beautiful luster.