This is the 17129th most frequent Turkish word.
çökmenin
"Çökmenin" translates to "the act of collapsing" or "subsidence" in English.
In this sentence, 'çökmenin' is the genitive case of 'çökme', functioning to indicate possession or the context of collapsing.
Binanın inşaatı sırasında çökmenin önlenmesi için önlemler alındı.
Measures were taken to prevent collapsing during the construction of the building.
Here, 'çökmenin' is used as a noun describing the action of collapsing, and 'sebebi' connects it as a cause.
Zemin çökmenin sebebi yer altı sularının çekilmesiydi.
The reason for the ground's collapse was the withdrawal of underground water.
In this example, 'çökmenin' introduces the effects related to the collapse, used possessively related to 'etkileri'.