Are there languages with person agreement (e.g. 1st, 2nd, 3rd pers. suffixes) and in which speakers often avoid pronouns to be polite?

In which case, do verbs in such languages agree with their grammatical subjects or with the person referred to in the discourse context (e.g., 'Has(3sg) sir decided?' or 'Have(2sg) sir...

21 December 2015 5,001 16 View