The Germanic "Tiw" form of Tyr's name is the source of our modern English word "Tuesday". Looking back even farther in the history of languages, and then tracing his name forward again along the Southern European route, Tyr's name becomes "Deus". In other words, Tyr is literally a god whose name means "god". | The Germanic "Tiw" form of Tyr's name is the source of our modern English word "Tuesday". Looking back even farther in the history of languages, and then tracing his name forward again along the Southern European route, Tyr's name becomes "Deus". In other words, Tyr is literally a god whose name means "god". |