sfääriinsä

sfääriinsä is a Finnish word that translates to "into its sphere" or "into their spheres." It is a possessive form of the word "sfääri," which means sphere. The suffix "-nsä" indicates possession by a third person, singular or plural.

The word is often used in a figurative sense to describe a person or entity becoming engrossed in their own world or area of interest, to the exclusion of others. For example, one might say a scientist has withdrawn into their own sphere of research, or a group of friends has retreated into their own social sphere.

In a more literal sense, sfääriinsä can refer to something entering a physical sphere. However, this usage is less common than its figurative application. The context of the sentence usually clarifies whether a literal or figurative meaning is intended.

The grammatical structure of sfääriinsä makes it a versatile word in Finnish, capable of conveying a sense of isolation, focus, or belonging within a specific domain. It highlights the concept of boundaries and personal or collective spaces, both tangible and intangible. The word's usage can range from describing intellectual pursuits to social circles or even the physical limitations of an object.