quadrangle
‘a square figure, or plot of ground’
Lexical development traced from the Tamil root:
E. quadrangel, quadrangille, quadrangul < O.F. quadrangle < La.Lat. quadrangulum ‘four-sided figure’ < Lat. quadrangulus ‘having four corners’ < quattuor ‘four’ + angulus ‘angle’ < ang < ang-/ank- < Tamil aṅku