antiikkisin
antiikkisin is a Finnish word that translates to "most antique" or "oldest" in English. It is the superlative form of the adjective "antiikki," meaning antique. This word is used to describe something that possesses the greatest degree of age or has been in existence for the longest period among a group of comparable items.
For example, if one were discussing a collection of historical artifacts, the item deemed "antiikkisin" would