This is the 13661st most frequent Polish word.
poczytalny
"Sane" or "mentally competent."
Here, 'poczytalny' is used as an adjective describing someone's legal or mental capacity to be considered sane and responsible.
Czy jest on poczytalny według opinii lekarzy?
Is he sane according to the doctors' opinion?
In this sentence, 'poczytalny' pertains to someone being accountable and rational for their actions.
Dzięki dowodom sąd uznał go za poczytalnego.
Thanks to the evidence, the court considered him sane.
'Niepoczytalność' here is the opposite (unsanity/insanity), showing how the root word changes when prefixed with 'nie-.'