References in classic literature ? I gave the heap a shove more than the lip of the entrance. The next second there arrived up from below a howl of rage. encroachment, intrusion, invasion - any entry into a region not Formerly occupied; "an invasion of travellers"; "an invasion of locusts" https://entrancemats12233.smblogsites.com/37825591/the-smart-trick-of-entrance-mats-that-no-one-is-discussing