EXAMPLES FROM THE WEB FOR ILLICITLY
A greater volume of trade was probably carried on illicitly with England.
The night has a subdued preciousness, like an illicitly pregnant womans.
Have you good reasons for supposing him to have been illicitly connected with that girl?
It is needless to remark that the only foodstuffs now for secret sale are those that have been stolen or illicitly concealed.
Jackson County has never had a feud; its chief lawlessness has been the promiscuous sale of whiskey, illicitly, of course.
He has a "call" to the little shed at the corner of the street where "arrack" is illicitly sold by a cyclopean Arab.