nonplus
‘a state of perplexity’
Lexical development traced from the Tamil root:
Lat. nonplus ‘no more, no further’ < A.F. noun- < O.F. non- < Lat. non ‘not, by no means, not at all, not a’ < O.Lat. noenum ‘not one’ < ne oinom + oi-no- ‘one, unique’ + plus < nawn < ne- < Tamil al