pakonomaisen
Pakonomaisen is the genitive singular form of the Finnish adjective pakonomainen, meaning compulsive or driven by a compulsive impulse. The root is pakko, referring to a compulsion or obligation. In clinical contexts, pakonomainen describes experiences such as intrusive, persistent thoughts (obsessive thoughts) and repetitive behaviors (compulsions) that a person feels unable to resist. The term is closely associated with obsessive–compulsive phenomena and disorders, but it is also used more broadly in everyday language to describe strong, difficult-to-control urges or routines, for example a pakonomaisen tarpeen siivota jatkuvasti (a compulsive need to clean continuously).
Grammatically, pakonomaisen is the genitive singular form used to modify a noun in the genitive. For instance,