the mind > attention and judgement > answer > [noun] > regarded as impertinent (4)
back-answer1626
expressing reciprocation or reply, as back-answer (also as v.transitive), back-echo, back-word (see back-wordn. at affix 2).
back-talk1858
= back-chat, n.; a retort or reply which is regarded as superfluous or impertinent.
back-chat1901
Impertinent or impudent replies, esp. to a superior; abuse, insulting speech; altercation, heated talk; repartee. Cf. back-answer at back-, comb._form…