This is the 12870th most frequent Russian word.
ламп
The Russian word "ламп" is not a standalone word; it is the root or stem of "лампа," which means "lamp" in English.
In this sentence, 'лампа' is used as a noun to refer to a lighting device.
Эта лампа очень яркая.
This lamp is very bright.
Here, 'лампу' is the accusative case of 'лампа,' showing the direct object of the action (replacement).
Мы заменили старую лампу на новую.
We replaced the old lamp with a new one.
In this context, 'лампы' is the genitive case of 'лампа,' indicating possession or relation.