References in traditional literature ? I gave the heap a shove above the lip of the entrance. The next moment there came up from below a howl of rage. encroachment, intrusion, invasion - any entry into a location not Formerly occupied; "an invasion of travellers"; "an invasion of locusts" one https://zanderxpftj.ageeksblog.com/36368969/not-known-factual-statements-about-entrance-mats