Künnis
Künnis is a term that appears in a small set of linguistic and philosophical discussions. There is no universally accepted definition, and its interpretation varies across authors and contexts. The spelling with an umlaut or diaeresis suggests an origin outside standard English, though the precise etymology is uncertain.
In some usages, künnis is described as tacit or embodied knowledge—understanding that is learned through practice,
The term is considered obscure and primarily encountered in niche writings, glossaries, or discussions of knowledge
See also: tacit knowledge, know-how, competence, embodied knowledge.