This is the 16800th most frequent Turkish word.
zengini
"Zengini" means "rich person" or "wealthy individual" in English.
Here, 'zengini' is used in the context of cities being rich or abundant in history, an attributive usage.
Türkiye'de tarih zengini şehirler bulunmaktadır.
In Turkey, there are history-rich cities.
In this sentence, 'zengini' refers to someone possessing an abundance of knowledge.
O, bilgi zengini bir insandır.
He is a person rich in knowledge.
Here, 'zengini' is used to describe a place abundant in natural diversity.