queen
‘wife of a king; woman having sovereign rule’
Lexical development traced from the Tamil root:
E. queyne, quean, quenne, queyn, cwean < M. E. queen ‘pre-eminent female noble; consort of a king, female sovereign, woman ruling in her own right’ < O. E. cwen ‘queen, female ruler of a state; woman; wife’ < Proto-G. kwoeniz < kveen < gwen- < Tamil īṉ