This is the 6892nd most frequent Russian word.
азовском
"Азовском" is the prepositional case form of "Азовский," meaning "Azov" or "related to Azov," often referencing the Sea of Azov or the city of Azov.
The word "Азовскому" is used here in its locative form to describe the geographical entity "Азовское море" (Azov Sea) as the destination of the journey.
Мы отправились в путешествие по Азовскому морю.
We embarked on a journey across the Azov Sea.
In this instance, "Азовского" is an adjective modifying the noun "региона" (region), pointing to a geographical attribute.
Учитель рассказывал о флоре и фауне Азовского региона.
The teacher explained about the flora and fauna of the Azov region.
Here, "Азовском" serves as an adjective in its locative case, describing the shore or coast associated with the Azov area.