This is the 414th most frequent Czech word.
energie
The Czech word "energie" means "energy" in English.
Here, 'energie' refers specifically to electrical energy as an output of a power plant.
Tato elektrárna vyrábí elektrickou energii.
This power plant produces electrical energy.
In this context, 'energie' refers to a person's stamina or strength.
Musíš uspořit více energie, abys měl sílu na večerní trénink.
You must save more energy to have strength for the evening training.
Here, 'energie' symbolizes the ambient or emotional vibe or feeling of a location.