oletetaankin
The Finnish word "oletetaankin" is a verb form that translates roughly to "it is indeed assumed" or "it is assumed, then." It's a passive third-person plural form of the verb "oletetaan," which itself is the passive present tense of "olettaa" (to assume). The "-kin" suffix adds an emphasis, suggesting that the assumption is either expected, confirmed, or perhaps even a bit surprising given the context.
Understanding "oletetaankin" requires looking at its components. "Oletetaan" implies that a supposition or hypothesis is being
For example, in a discussion, someone might say, "Hän ei vastaa puhelimeen, joten oletetaankin hänen olevan kiireinen"