syntetisiin
Syntetisiin is the illative plural form of the Finnish adjective syntetinen, meaning synthetic. It is used when the adjective modifies a noun in the illative case in the plural, indicating direction into or toward something that is synthetic. In Finnish, adjectives agree with the noun in number and case, so syntetinen takes the illative plural ending -isiin when the head noun is in plural illative. Common collocations include syntetisiin materiaaleihin, syntetisiin raaka-aineisiin and syntetisiin polymeereihin.
Grammatical details: Syntetisiin functions as a descriptive modifier tied to a plural noun in illative, not
Usage: The form is typical in contexts discussing materials, manufacturing, chemistry or materials science where distinctions
Etymology: Syntetisiin derives from syntetinen, which in turn comes from the root synthe- related to synthesis,
See also: syntetinen, syntetisoida, syntetisoituminen, Finnish grammar illative.