wspólny
Wspólny is a Polish adjective meaning "common, shared, or joint." It describes things that belong to or are used by several people or groups, or features that are characteristic for a group. The term is widely used in everyday language as well as in formal contexts such as law, business, education, and science.
In practical use, wspólny appears in phrases like wspólne dobro (the common good), wspólna własność (joint ownership),
Grammar-wise, wspólny behaves like other Polish adjectives: it agrees with the noun in gender, number, and case.
Overall, wspólny conveys the idea of jointness or sharedness, rather than mere proximity, and is a standard,