This is the 12743rd most frequent Portuguese word.
urinar
To urinate.
The verb 'urina' is used in a habitual action context.
Ele urina sempre antes de sair para evitar desconfortos.
He urinates always before leaving to avoid discomforts.
The word 'urinar' is used formally to indicate the need to relieve oneself.
Eu preciso urinar agora.
I need to urinate now.
Here, 'urina' is a conjugated form discussing frequency in a medical context.