This is the 5504th most frequent Russian word.
подтоплений
"Подтоплений" means "flooding" or "waterlogging."
The word 'подтоплений' here is used as a noun in plural form (genitive case), referring to occurrences of partial flooding.
В результате сильного дождя в городе произошло несколько подтоплений.
As a result of heavy rain, several floods occurred in the city.
Here, 'подтоплений' is again a noun in plural form (genitive case) used to describe impacts caused by the flooding events.
Жители района обсуждают эффекты недавних подтоплений на инфраструктуру.
The residents of the area are discussing the effects of recent floods on the infrastructure.
In this sentence, 'подтоплений' retains its noun form and is used in a genitive case to express the entity for which causes are analyzed.