[tu.toy.er] vt [F, to address with the familiar pronoun tu thou, fr. MF, fr. tu thou (fr. L) + toi thee, fr. L te (acc. of tu)--more at thou] (1697): to address familiarly
TUTOYER
Meaning of TUTOYER in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012