tuttavapiirin
Tuttavapiiri is a Finnish term referring to the set of people with whom an individual has social ties that are looser than close family but closer than random strangers. It typically includes acquaintances, colleagues, neighbours, and sometimes friends and relatives, forming a personal social network around a person.
In research and public discourse, tuttavapiiri is used to describe how information, recommendations, and influence flow
The term is mainly used in Finnish-language contexts. Its English equivalents are circle of acquaintances or
Etymology: tuttava means acquaintance and piiri means circle. The concept is a standard topic in Finnish sociology
See also: social network, word-of-mouth marketing, social capital.