This is the 14761st most frequent Russian word.
пламени
"Пламени" is the genitive or dative case form of "пламя," meaning "flame" or "blaze" in English.
In this sentence, "пламени" is in the dative singular case, indicating the indirect object of the action.
Он стоял у пламени, грея руки.
He stood by the flame, warming his hands.
Here, "пламени" is in the locative singular case, describing the location or setting related to the action.
Лучи солнца оживали в пламени окон.
The rays of the sun came alive in the flame of the windows.
Here, "пламени" is in the genitive singular case, used to describe possession or a trait.