praestigiosus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

praestigĭōsus, a, um, adj. [praestigiae],

full of deceitful tricks , delusive (post-class.), Gell. 7, 14, 11: nihil praestigiosum, aut subdolum, Arn. 1, 32.