irrīdĭcŭlē (inr-), adv. [2. in-ridicule],
unwittily : non irridicule quidam ex militibus dixit, i.e. wittily , Caes. B. G. 1, 42, 6.
in-rīdiculē (irr-) adv., without wit, Cs. ...
An Elementary Latin Dictionary