-ness, -ity, -hood; forms nouns from adjectives, denoting the abstract quality of the adjective.
From Middle Dutch -heit, from Old Dutch -heid, from Proto-West Germanic *-haidu, from Proto-Germanic *haiduz. Cognate with German -heit, English -hood.
Practica hablar y memorizar " -heid " y muchas otras palabras y oraciones en neerlandés .