Baretti: A dictionary of the English and Italian languages
Piágn-ere, v. n. (piang-o Piágn-i, Piágn-e, &c., pass. piansi,Piágn-se , Piágn-sero, part. pianto,)
1. to weep, to cry or shed tears. — di dolcezza, to weep or cry for joy; 2. to weep, to lament, to bemoan or bewail; v. a. 1. to lament, to bewail. Cominciare a —, to fall a crying, to burst forth into tears;2. to drop; 3. to groan, to roar as the sea does; s. m. Piágn-itóre, f. Piágn-itríce; adj. Piágn-énte.
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English