perniciosum

perniciosum is a Latin form of perniciosus, meaning “destructive, ruinous, dangerous”. It is the accusative singular masculine adjective.

Found 29 times in the Latin texts on Socratos.

Where it is used

Cicero, Pro S. Roscio Amerino 120: … sum est; quod vero apud vos ipsos in honore tanto sunt, profecto necesse est sciant aliquid, quod si dixerint perniciosum vobis futurum sit. — in dominos quaeri de servis iniquum est. — at non quaeritur; sex. enim Roscius reus est; …

All forms of perniciosus (declension table)

Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.