This is the 310th most frequent Hindi word.
उतर
Answer or descent.
The word 'उतर' here means 'to descend' as the sun is descending behind the mountain.
सूर्य धीरे-धीरे पहाड़ के पीछे उतर रहा था।
The sun was gradually setting behind the mountain.
In this sentence, 'उतर' refers to 'getting off' from a vehicle.
बस स्टेशन पर यात्री उतर रहे थे।
Passengers were getting off at the bus station.
Here, 'उतर' indicates 'to flow down' or 'to descend gradually', as the water level is described as flowing or moving down.