instant
‘urgent’
Lexical development traced from the Tamil root:
O.F. instant ‘near, imminent, immediate, at hand; urgent, assiduous’ < Med.Lat. instantem ‘present, pressing, urgent’ < Classical Lat. instare ‘to urge, to stand near, be present (to urge one’s case)’ < in- ‘in’ + stare ‘to stand’ < in < en < Tamil il-iṉ