-nis f (plural -nissen)
The deverbal suffix -nis proved one of the most productive noun-forming suffixes in Dutch up until 16th century Dutch. It was a deverbal noun former and formed with verbal stems, infinitives or participles. Nowaydays, the suffix -nis “-ness” is either no longer productive or at most marginally productive.
- -niß (obsolete)
Cognate to English -ness, see -ness for more.
- A suffix for deriving nouns from verbs or adjectives.
-nis f (genitive -nis, plural -nisse)
- A suffix for deriving nouns from from verbs or adjectives, etymologically identical to the preceding.
There is no perfect rule to determine whether a noun with the suffix -nis is neuter (→ suffix 1) or feminine (→ suffix 2). The former may be concrete or abstract, whereas the latter are almost exclusively abstract.