THESAURUS
coeval
accompanying, agreeing, atavistic, bodily, born, coetaneous, coeternal, coexistent, coexisting, coinstantaneous, collateral, concomitant, concurrent, congenital, connatal, connate, connatural, constitutional, contemporaneous, contemporary, conterminous, coterminous, dead heat, draw, genetic, hereditary, in the blood, inborn, inbred, incarnate, indigenous, inherited, innate, instinctive, instinctual, isochronal, isochronous, native, native to, natural, natural to, organic, physical, primal, simultaneous, synchronal, synchronic, synchronous, temperamental, tie, unison, unisonous
ROGET THESAURUS
coeval
Synchronism
N
synchronism, coexistence, coincidence, simultaneousness, simultaneity, concurrence, concomitance, unity of time, interim, isochronism, contemporary, coetanian, synchronous, synchronal, synchronic, synchronical, synchronistical, simultaneous, coexisting, coincident, concomitant, concurrent,
coeval, coevous, contemporary, contemporaneous, coetaneous, coeternal, isochronous, at the same time, simultaneously, together, in concert, during the same time, in the same breath, pari passu, in the interim, as one, at the very moment, just as, as soon as, meanwhile.