This is the 15308th most frequent Turkish word.
söndürülen
"Extinguished" or "put out."
In this sentence, 'söndürülen' is used as a past participle adjective to describe the water used to extinguish the fire.
Yangın söndürülen su kovalarıyla kontrol altına alındı.
The fire was controlled with water buckets that extinguished it.
Here, 'söndürülen' modifies the noun 'mumlar' (candles) indicating that these candles were put out.
Söndürülen mumlar geceyi karanlıkta bırakmıştı.
The extinguished candles had left the night in darkness.
In this example, 'söndürülen' is used to describe the fire that was extinguished, emphasizing the result of the action.