(1):
(v. t.) To receive or entertain hospitably.
(2):
(v. i.) To be, or act the part of, a guest.
(3):
(n.) An inquiline.
(4):
(n.) A visitor; a person received and entertained in one's house or at one's table; a visitor entertained without pay.
(5):
(n.) Any insect that lives in the nest of another without compulsion and usually not as a parasite.