Illatiiviline
Illatiiviline is a term used in linguistic discussions, often in typological or constructed-language contexts, to describe a hypothetical illative-like morpheme or construction that marks destination or motion into a place. The form is not part of standard Finnish grammar, and it is not widely attested in natural languages, but it appears in theoretical discussions as a way to compare directional case systems (illative vs allative) or to model how a language might encode into- meaning differently from the canonical illative case.
The term is derived from Finnish illatiivi (illative case) and the adjective-forming suffix -line, used here
In proposed analyses, illatiiviline would attach to a noun or to an adjective to create a directional
Because it remains largely theoretical, there are few, if any, documented natural-language attestations. In constructed languages,
Illative, Finnish grammar, directional case, allative, constructed language.