to learn, to acquire knowledge / to wear (clothes, accessories, etc.), to put on

the latest; the newest

always

気を付ける: to be careful, to watch out; to take care

Misspelling of きをつけて. Since o is written as を when used as a particle.

(formal) Female third-person singular pronoun; she, her, girlfriend

(colloquial) a girlfriend (a female partner in a romantic relationship)

(literary) they (about women or girls)

fashion (current (constantly changing) trend, favored for frivolous rather than practical, logical, or intellectual reasons)

Watch yourself, be careful, literally, "keep your health" / take care (used when parting)