Synteettisin
Synteettisin is the superlative form of the Finnish adjective synteettinen, meaning most synthetic or most artificial. It is used to describe substances, materials, or processes produced by chemical synthesis rather than occurring naturally, or to express the highest degree of artificiality among a set of items.
Formation and usage: The superlative is formed from the stem synteett- with the ending -isin. The corresponding
Etymology: The Finnish synteettinen is a loanword derived from the international term synthetic, via Swedish or