This is the 6563rd most frequent Russian word.
endless
The Russian word for "endless" is "бесконечный," meaning "having no limit or end."
The word 'бесконечная' is used as an adjective here to describe the extent of love as unlimited or never-ending.
У меня бесконечная любовь к природе.
I have an endless love for nature.
In this sentence, 'бесконечная' modifies 'дорога', speaking to the visual perception of a road stretching indefinitely.
Бесконечная дорога терялась в горизонте.
An endless road disappeared into the horizon.
Here, 'бесконечным' is used in a figurative sense to describe the depth or limitlessness of patience.