Kaunistuu
Kaunistuu is a Finnish verb meaning to become more beautiful or to become beautified. It describes a change toward greater attractiveness or charm and can refer to people, objects, or places. The form is intransitive, and it is commonly used both in literal senses (a person growing more attractive) and in metaphorical or aesthetic senses (a city, room, or atmosphere becoming more appealing).
In Finnish, kaunistua belongs to the class of verbs formed from the adjective kaunis (beautiful) with the
Usage notes: kaunistuu can describe physical appearance as well as broader improvements in aesthetics or atmosphere.
Example sentences: Kaupunki kaunistuu uusien rakennusten myötä. (The city is becoming more beautiful with new buildings.)