intransigent
‘unwilling to agree or compromise’
Lexical development traced from the Tamil root:
E. intransigeant < F. intransigeant < Span. los intransigentes ‘those not coming to agreement’ < in- ‘not’ + transigente ‘compromising’ < Lat. transigentem < transigere ‘come to an agreement, accomplish, to carry through < trans ‘across, beyond; through’ + agere ‘to set in motion, drive, drive forward’ < uhj < ag- < Tamil ukai