fallaciam
fallaciam is a Latin form of fallacia, meaning “deceit, trick”. It is the accusative singular feminine noun.
Found 26 times in the Latin texts on Socratos.
Where it is used
Suetonius, Tiberius 62.2: … esidui spiritus quicquam inesset. excogitauerat autem inter genera cruciatus etiam, ut larga meri potione per fallaciam oneratos, repente ueretris deligatis, fidicularum simul urinaeque tormento distenderet.
Plautus, Casina 5.1.860: Nec fállaciam ástutiórem ullus fécit
All forms of fallacia (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.