References in traditional literature ? I gave the heap a shove above the lip in the entrance. The following moment there came up from down below a howl of rage. encroachment, intrusion, invasion - any entry into a place not Beforehand occupied; "an invasion of visitors"; "an invasion of locusts" https://entrancemats56788.glifeblog.com/36433579/getting-my-entrance-mats-to-work