Lewis Short
offensĭuncŭla (noun F) : dim.offensio, II. B.
* A slight offence, disgust, displeasure; a slight mishap (class.): si qua offensiuncula facta est animi tui,Cic. Fam. 13, 1, 4: in istā aedilitate offensiuncula accepta,some slight check,id. Planc. 21, 51.
Charlton T. Lewis, Charles Short, A Latin Dictionary