By suffixing verbs with "-ung" we can build nouns, e.g.: prüfen - Prüfung meinen - Meinung richten - Richtung All those nouns seem to have a female gender. Is that always true or do we have ...
Normally, the -ness and -ty suffixes seem to be translated to -heit or -keit. But for busy-ness ("Beschäftigkeit"?), angriness ("Wutigkeit"?) and further "-ness" words it apparently isn't used. In the ...