Intelligence manifested by being astute (as in business dealings).

synonyms: perspicaciousness, perspicacity, shrewdness.

Dutch: geslepenheid, sluwheid, scherpzinnigheid
Polish: przemyślność, zmyślność

The intellectual ability to penetrate deeply into ideas.

synonyms: deepness, depth, profoundness, profundity.

Polish: dogłębność, głębokość