Coeval /(?)/
Co·e·val
Coeval
a.
-
Of the same age; existing during the same period of time, especially time long and remote; -- usually followed by with.
Silence! coeval with eternity!
Oaks coeval spread a mournful shade.
Coeval
n.
-
One of the same age; a contemporary.
As if it were not enough to have outdone all your coevals in wit.