ensiculus

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

ensĭcŭlus, i, m. (also ensĭcŭla, ae, f., acc. to Probus ap. Prisc. p. 618 fin.), dim. [ensis],

a little sword , rapier , Plaut. Rud. 4, 4, 112 sq.