suvullisilla
Suvullisilla is a Finnish linguistic term used mainly in academic contexts to describe relations or situations that arise from kinship. It is the adessive plural form of the adjective suvullinen, which denotes kin-related or of kin. The root suku means family or lineage, and the suffix -llinen forms an adjective meaning “characterized by” or “related to.” The form suvullisilla occurs when the modified noun is plural and in the adessive case, roughly translating to “among relatives” or “with kin” in English.
In usage, suvullinen and its inflected forms are not common in everyday conversation. Suvullisilla appears mainly
Etymology: suku (family, lineage) + the adjectival ending -llinen, with standard Finnish inflection producing suvullinen (singular), suvulliset