Arthur
‘a masculine proper name’
(Note: Arthur’s Plow is known as the Great bear, the Pole Star shining brightly above the constellation of the Plow)
Lexical development traced from the Tamil root:
E. arthour < Med.Lat. Arthurus/Arturus < W. arth ‘bear,’ cognate with Gk. arktos ‘bear,’ also ‘Ursa Major; the region of the north,’ Lat. ursus < aa < rkto- < Tamil ar