Janus

Proto-Indo-European root meaning "to go."

It forms all or part of: Abitur; adit; ambience; ambient; ambit; ambition; ambitious; andante; anion; cation; circuit; coitus; commence; commencement; concomitant; constable; count (n.1) title of nobility; county; dysprosium; errant; exit; initial; initiate; initiation; introit; ion; issue; itinerant; itinerary; janitor; January; Janus; Jena; Mahayana; obiter; obituary; perish; praetor; Praetorian; preterite; sedition; sudden; trance; transient; transit; transitive; viscount.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit e'ti "goes," imas "we go," ayanam "a going, way;" Avestan ae'iti "goes," Old Persian aitiy "goes;" Greek ienai "to go;" Latin ire "to go," iter "a way;" Old Irish ethaim "I go," Irish bothar "a road" (from *bou-itro- "cows' way"), Gaulish eimu "we go;" Lithuanian eiti "to go;" Old Church Slavonic iti "go;" Bulgarian ida "I go;" Russian idti "to go;" Gothic iddja "went."

city in Italy, Italian Genova, from Latin Genua, perhaps from a PIE root meaning "curve, bend," which could make it a cognate of Geneva. Other theories hold it to be perhaps from janua "gate," or from the Italic god Janus. Adjective forms in English included Middle English Genoway (also in plural, Janeways), c. 1400, from Old French Genoveis, from Italian Genovese. In later English, Genoese (1550s); Genovese (c. 1600); Genoan (c. 1600); Genovesian (1620s).