arrogant
‘disposed to give oneself undue importance, aggressively haughty’
Lexical development traced from the Tamil root:
E. arragaunt, arogant, arrogante < O.F. arrogant < Lat. arrogantem ‘assuming, overbearing, insolent’ < arrogare ‘to claim for oneself, assume’ < ad ‘to’ + rogare ‘to ask, entreat, request’ < rohg < reg- < Tamil aracaṉ