This is the 5127th most frequent Polish word.
przekonać
"Przekonać" means "to convince" or "to persuade."
In this case, 'przekonać' reflects the idea of convincing oneself or becoming convinced of something personally.
Nie mogę się przekonać do jedzenia szpinaku.
I cannot bring myself to eating spinach.
Here, 'przekonać' shows the meaning of being convinced or persuaded by someone's actions or qualities.
Przekonało mnie jego zaangażowanie w ten projekt.
His engagement in this project convinced me.
Here, 'przekonać' is used in the sense of convincing someone to take a specific action.