verstandelijk angolul

intellectual▼(belonging to, or performed by, the intellect; mental or cognitive)
adjective
[UK: ˌɪn.tə.ˈlek.tʃʊəl] [US: ˌɪn.tə.ˈlek.tʃuːəl]

rational▼(reasonable; not absurd)
adjective
[UK: ˈræʃ.n̩.əl] [US: ˈræʃ.n̩.əl]