TRANQUILLITY Copy link • TRANQUILLITYCalmness, tranquillitas: quies. Composure (of mind), animi tranquillitas: animus tranquillus: animi aequitas: animus aequus (tranquillity of the mind): mentis or animi status (the state in which the mind finds itself; Vid: Cic., Parad., 1, 3, extr.). To disturb anybody’s tranquillity of mind, animum alicujus perturbare, perterrere; animum alicujus de statu or de sede sua demovere; animum alicujus perterritum loco et certo de statu demovere; mentem e sede sua et statu demovere: to lose one’s tranquillity, de gradu (or de statu suo) dejici; de statu suo discedere, demigrare; mente concidere; perturbari; by anything, aliqua re: to have lost one’s tranquillity, sui, or mentis, or animi non compotem esse; minus compotem esse sui; mente vix constare: to preserve one’s tranquillity of mind, non dejici se de gradu pati: to maintain tranquillity in a matter, non perturbari in re.