proximate

Close or closest; adjacent.

And writing a Theory of the Deluge here, as we do, we were to exhibit a Series of causes whereby it might be made intelligible, or to shew^([sic]) the proximate Natural Causes of it; […]

[…] the basis of a reformed constitution was laid, by the appointment of a grand council, consisting of all such citizens as could prove that their proximate ancestors had shared in the offices or honours of the state.

Immediately preceding or following in a chain of causation.

About to take place; impending.

A grammatical marker that distinguishes a relatively salient referent in a given context from a relatively non-salient (obviative) one.