This is the 351st most frequent Czech word.
potřeba
"Potřeba" means "need" or "necessity" in English.
Here, 'potřeba' is used to express necessity, often with an implied or explicit subject for whom the necessity applies.
Je potřeba se učit každý den.
It is necessary to study every day.
Here, 'potřeba' is used to indicate a personal necessity or an inner requirement of the speaker.
Mám potřebu ti něco říct.
I have the need to tell you something.
In this context, 'potřeby' (plural of 'potřeba') is used to represent general necessities or desires that individuals have.