collocutio
From LSJ
ἀλλ᾽ ἀμφὶ τοῖς σφαλεῖσι μὴ 'ξ ἑκουσίας ὀργὴ πέπειρα → to those who err in judgment, not in will, anger is gentle | men's wrath is softened toward those who have erred unwittingly
Latin > English (Lewis & Short)
collŏcūtĭo: (conl-), ōnis, f. colloquor,
I a (familiar or private) conversation, conference (very rare): hominum, Cic. Tusc. 1, 13, 30; id. Att. 12, 1, 2: venire cum aliquo in collocutionem, Auct. Her. 1, 15, 25.—In plur.: familiarissimae cum aliquo, Cic. Phil. 11, 2, 5: in sermonibus collocutionibusque aliquid videre, id. Fam. 1, 9, 4.
