This is the 11132nd most frequent Russian word.
горящую
"Burning" (feminine accusative singular form).
In this sentence, "горящую" is an adjective modifying the noun "свечу," indicating the candle is actively burning.
Я увидел горящую свечу на столе.
I saw a burning candle on the table.
Here, "горящую" describes the lamp being lit or emitting light.
Она бросила взгляд на горящую лампу в углу.
She glanced at the burning lamp in the corner.
"Горящую" in this instance highlights the car being on fire, conveying urgency or danger.