A feudally organized society.    From Wordnet, Princeton University. 

Adjective : a feudal estate.    From Dictionary.com. 

Good call, especially when one considers that villian originally referred to a serf or a peasant feudally bound to the land of his master, a thrall or slave.    From Wordnik.com.  [Tom McIntyre Explains His Picks for our 2009 Hunting and Fishing Heroes and Villians Face-Off] Reference

They live under ancient laws and social arrangements totally different in principle from those which regulate society and property in the feudally constituted states.    From Wordnik.com.  [The Quarterly Review, Volume 162, No. 324, April, 1886] Reference

The monastery's feudally powerful prior, though, tries to keep the local economy under his own centralized control, enforcing monastic monopolies on vital activities such as milling grain.    From Wordnik.com.  [Review of World Without End, by Ken Follett] Reference

But to the superstitious illiterates of the 12th Century who were frightened of their own shadows this provided a perfect set of scapegoats for their pathetic feudally impoverished existence.    From Wordnik.com.  [On Thursday, the Legg report will be published along with...] Reference

She has created a wonderful, an artful fiction drawn from a sensibility shaped by a white culture predisposed to fanciful caricatures of a Shangri-la four thousand years wise, but feudally binding.    From Wordnik.com.  [The Mysterious West] Reference

The Tower on the Hill, that is the meaning of the word "Dunster," and the name fittingly describes it; for it dominates many miles of beautiful and fertile country, and stands feudally above the village, perceptible from every angle of the street, at once a guardian and a menace.    From Wordnik.com.  [Lynton and Lynmouth A Pageant of Cliff & Moorland] Reference

Architecturally, it is Paris itself; while, forty miles to the southward, is Chartres, an independent or only feudally dependent country.    From Wordnik.com.  [Mont-Saint-Michel and Chartres] Reference

The fact is that the opposition of high worth of personality to social efficiency is a product of a feudally organized society with its rigid division of inferior and superior.    From Wordnik.com.  [Democracy and Education: an introduction to the philosophy of education] Reference

Cilicia is being administered and defended by its own prince, who bears the same name or title as his predecessor in the days of Sennacherib, but is feudally accountable to the Great King.    From Wordnik.com.  [The Ancient East] Reference

Dr Mahathir is shameless in his duplicity and the only reason why he was able to succeed was because he was a leader of a feudally minded people who were economically and educationally backward.    From Wordnik.com.  [The People's Parliament] Reference

If we look at the matter from the political side, regarding the bishop as a public officer, as a baron in a feudally organized state, the king was entirely right in this case, and fully justified in what he did.    From Wordnik.com.  [The History of England from the Norman Conquest to the Death of John (1066-1216)] Reference

The World State in this ideal presents itself as the sole landowner of the earth, with the great local governments I have adumbrated, the local municipalities, holding, as it were, feudally under it as landlords.    From Wordnik.com.  [A Modern Utopia] Reference

Feudalism guaranteed that the mass of subjects, the serfs, would remain perpetually bound to their feudally-granted land parcels, generally groaning under the weight of taxes, in the form of produce and labor, at the whim of the local sovereign.    From Wordnik.com.  [magic-city-news.com] Reference

I first laid awestruck ragamuffin's eyes on this locally-famed and tweedy Lordship that same 1948 summer when we'd pushed our boneshaker bikes up Nailsworth Hill feudally to enjoy his established annual bumpkins 'beano, the midsummer Sunday cricket match alongside the great house in aid of Gloucestershire county cricket's beneficiary.    From Wordnik.com.  [Blogposts | guardian.co.uk] Reference

Will you hold it feudally from the Provost of.    From Wordnik.com.  [The Napoleon of Notting Hill] Reference