kumppaneihinsa
Kumppaneihinsa is a Finnish grammatical form that combines the plural stem of kumppani (partner) with a set of suffixes to express both direction and possession. The base is kumppaneihin, the illative plural meaning “to the partners.” The final -sa/-sä portion in -insa attaches as a third-person possessive suffix, producing kumppaneihinsa. The overall meaning is approximately “to his/her/its/their partners,” with the exact interpretation depending on who is referred to as the possessor.
Morphology and interpretation: Finnish forms can stack case endings and possessive suffixes on a single noun.
Usage: This form is used in contexts where a speaker is referring to partners who belong to
Notes: Kumppaneihinsa illustrates how Finnish compounds quantity, direction, and possession through suffixation. The exact reading (his/her/its/their
See also: Finnish grammar, illative case, possessive suffixes, non-finite constructions in Finnish.