tulehduksellisiin
Tulehduksellisiin is the illative plural form of the Finnish adjective tulehduksellinen, meaning “inflammatory.” In Finnish, adjectives agree with the nouns they modify in number and case, so when describing a plural noun in the illative case (often translated as “into” or indicating direction or relation to a state), the adjective takes the ending -isiin. This makes tulehduksellisiin a grammatically correct pairing with illative plural nouns such as tiloihin (into rooms/spaces) or komplikaatioihin (into complications).
Usage of tulehduksellisiin appears primarily in medical, biological, and epidemiological contexts, where writers refer to factors,
Etymology and morphology: the base tulehduksellinen is formed from tulehdus (inflammation) plus the adjectival suffix -ellinen
See also: tulehduksellinen, tulehdus, Finnish adjective declension.
References are typically Finnish grammar references and medical Finnish usage guides.