Kieletieteellisiin

Kieletieteellisiin is a Finnish linguistic form that functions as the illative plural of the adjective kieletieteellinen, meaning linguistic or relating to linguistics. In Finnish grammar, the illative case expresses direction toward or into something, and the plural form is used when referring to multiple items within a field such as linguistics.

Morphology and meaning: The base is kieletieteellinen (linguistic). In the illative plural, the ending -iin (often realized as -isiin or -ihin depending on phonology) is added to produce kieletieteellisiin. This form agrees with a following plural noun in illative case, for example kieletieteellisiin tutkimuksiin (into linguistic-science studies) or kieletieteellisiin lähteisiin (to linguistic-science sources).

Usage: The term is typical in academic or scholarly Finnish writing when discussing topics related to linguistics that are directed toward or situated within the field. It can modify a noun in illative plural or function as part of a larger illative phrase. Examples include references to studies, sources, or institutions within linguistics, such as perehtyä kieletieteellisiin tutkimuksiin or viitata kieletieteellisiin lähteisiin.

Relation to related terms: Kieletieteellinen is the adjective describing things related to linguistics, while kieletiede or kielitiede denotes the science of language (linguistics) itself. The plural illative form kieletieteellisiin complements other inflected forms such as kieletieteellisiä (partitive), kieletieteelliseen (illative singular), or kieletieteelliset (nominative plural), illustrating Finnish’s rich case and number inflection for adjectives.

See also: kielitiede (linguistics), kieletieteellinen (linguistic).