This is the 612th most frequent Turkish word.
düzenli
Orderly; regular; organized.
Here, 'düzenli' is used as an adverb meaning 'regularly' to describe the frequency of the action of exercising.
Düzenli olarak egzersiz yapmak sağlığınız için çok önemlidir.
Exercising regularly is very important for your health.
Here, 'düzenli' as an adjective means 'organized,' describing Ahmet's characteristics.
Ahmet çok düzenli bir insandır, her zaman planlı hareket eder.
Ahmet is a very organized person; he always acts in a planned way.
In this sentence, 'düzenli' is an adjective meaning 'tidy' to describe the state of the room.