confabulate

She does not break the thread of a conversation by irrelevant questions or confabulate in an undertone with the servants.

Birds of a feather not only flock together, but, as every ornithologist knows full well, can confabulate.

Eden is not yet returned from Woodstock; I will confabulate with him.

In this manner, said my master, did the parson and I confabulate; and I set him down at his lodgings in the village.

An' whut dem six ghostes do but stand round an' confabulate?