Lewis Short
(adverb) : clancŭlum, and
* Prep. dim. [id.], secretly, privately (ante-class. but freq.).
* Adv.: aucupemus ex insidiis clanculum,Plaut. As. 5, 2, 31: abire a legione,id. Am. 1, 3, 25: noctu advenire,id. Bacch. 2, 3, 83; 3, 1, 8; id. Cas. 2, 8, 8: congerere aliquod,Ter. Eun. 2, 3, 18: mordere,id. ib. 3, 1, 21; 3, 5, 41; 3, 5, 54: agere inter se,id. Heaut. 3, 1, 63; id. Phorm. 5, 6, 33.—*
* Prep. with acc.: clanculum Patres,Ter. Ad. 1, 1, 27; cf. clam.
Charlton T. Lewis, Charles Short, A Latin Dictionary