ignorant
‘lacking education or knowledge’
Lexical development traced from the Tamil root:
E. ignoraunte, ygnoraunt, ignorante, ignoraunt < O.F. ignorant < Lat. ignorantem ‘not knowing, ignorant’ < ignorare ‘not to know, to be unacquainted; mistake, misunderstand; take no notice of, pay no attention to’ < in- ‘not, opposite of’ + O.Lat. gnarus ‘aware, acquainted with’ < Proto-Lat. gno-ro- < gnaw < gno- < Tamil kaṇ