Conversant
Conversant , adjective
[Latin conversans, present participle of conversari: compare French conversant.]
1.
Having frequent or customary intercourse; familiary associated; intimately acquainted.
I have been conversant with the first persons of the age.
2.
Familiar or acquainted by use or study; well-informed; versed; -- generally used with with, sometimes with in.
Deeply conversant in the Platonic philosophy.
he uses the different dialects as one who had been conversant with them all.
Conversant only with the ways of men.
3.
Concerned; occupied.
Education... is conversant about children.
Conversant , noun
One who converses with another; a convenser. [Rare]