This is the 9293rd most frequent Portuguese word.
cego
Blind.
In this context, 'cego' describes a person with the physical condition of blindness.
Ele é cego e precisa de ajuda para atravessar a rua.
He is blind and needs help to cross the street.
Here, 'cego' is used metaphorically to describe an unwillingness or inability to acknowledge something.
Estou cego para as evidências que você apresenta.
I am blind to the evidence you present.
In this case, 'cego' is metaphorical, showing how the strong desire affected his judgment or perception.