unite
‘to bring together (for a common purpose)’
Lexical development traced from the Tamil root:
E. unyte, vnyte, vnite, unight < La.Lat. unitus < unire ‘to unite, make into one’ < Lat. unus ‘one’ < yoon < oi-no- < Tamil oṉṟu
unite
English words derived from Tamil oṉṟu connoting ‘one’