Keskusteluun
Keskusteluun is the illative singular form of the Finnish noun keskustelu, meaning a discussion or conversation. In Finnish grammar, the illative case marks motion into or into the state of something, and is commonly used with verbs that express entering or participating in an activity. Therefore keskusteluun is used to indicate entering a discussion or taking part in it.
Common uses include entering or joining a discussion, participating in a discussion, or referring to effects
Grammatically, keskusteluun follows the general illative pattern in Finnish. The illative suffix here is -uun, added
Overall, keskusteluun is a standard, neutral term used across formal and informal Finnish to denote entering