concomitant (adj.) Look up concomitant at Dictionary.com
c. 1600, from French concomitant, from Late Latin concomitantem (nominative concomitans), present participle of concomitari "accompany, attend," from com "with, together" (see com-) + comitari "join as a companion," from comes (genitive comitis) "companion," "companion, attendant," the Roman term for a provincial governor, from com "with" (see com-) + stem of ire "to go" (from PIE root *ei- "to go").