tietyissä

Tietyissä is the inessive plural form of the Finnish adjective tietty, meaning "certain" or "specific." It is used to indicate that something occurs or applies under particular, non-general conditions or in specific cases. The word often appears in descriptive, analytical, or formal contexts to specify non-universal situations.

In Finnish, adjectives agree with the noun they modify in number and case. The form tietyissä is the inessive plural, so it accompanies plural nouns. Related forms include tietty (nominative singular), tietyn (genitive singular), tiettyä (partitive singular), and tietyssä (inessive singular). Examples: "tietyissä tapauksissa" (in certain cases), "tietyissä oloissa" (in certain conditions). These phrases are common in journalism, academic writing, and legal or regulatory language.

Usage notes:

- Tietyissä emphasizes specificity rather than quantity, distinguishing from more general words like "joillakin" or "joitakin."

- It is widely used with a range of plural nouns to discuss conditions, situations, or contexts where particular rules or outcomes apply.

- In everyday language, speakers might also use "tiettyjä" (partitive plural) in contexts like "tietyt asiat" (certain things), depending on the sentence structure.

Etymology: The word derives from the Finnish adjective tietty, itself connected to the root tied- related to knowledge or specification, with the sense of something being determined or particular. The form tietyissä reflects standard Finnish inflection for an inessive plural adjective.

In summary, tietyissä serves as a precise locative qualifier in Finnish, signaling that a statement applies to certain, non-general circumstances or groups.