anfractuous cliffs.    From Wordnet, Princeton University. 

Adjective : an anfractuous path.    From Dictionary.com. 

The impression is of extraordinary constriction, claustrophobia, and a somber beauty; these warped and anfractuous rocks formed half a planet's life ago.    From Wordnik.com.  [President Garfield's "spine, removed during autopsy, was passed around to jurors during the trial of his assassin."] Reference

I should mention that I found it via an anfractuous Googlepath that began with this No-sword post about a great Kyoto University Digital Library exhibition.    From Wordnik.com.  [languagehat.com: MORE CHINESE RESOURCES.] Reference

The world's a lab'rinth, whose anfractuous ways Are all compos'd of rubs and crook'd meanders.    From Wordnik.com.  [Emblems, divine and moral] Reference

Medicine, abatement of symptoms; Music, tuning to lower pitch. anfractuous adj. - winding, tortuous.    From Wordnik.com.  [xml's Blinklist.com] Reference

Alan Greenspan famously compared the anfractuous world of anti-trust regulations to the absurdity of Alice's adventures in Wonderland.    From Wordnik.com.  [OpenMarket.org] Reference

Thin, anfractuous highways and dirt roads scarred the green and brown landscape, and as far as the eye could reach were to be seen farmhouses and barns and silos.    From Wordnik.com.  [Quill's Window] Reference

It is true that reality is anfractuous and the paths of the world are strewn with broken glass; that is why I refer to myself as a quasi-Oakeshottian or a quasi-Burkean.    From Wordnik.com.  [The New Republic - All Feed] Reference

It is not likely to forget them -- not likely to be unreminded of the old story of the Serpent, in the false words, subtle, gliding invasions, and anfractuous policy of Abraham Lincoln.    From Wordnik.com.  [The Southern Spy. Letters on the Policy and Inauguration of the Lincoln War. Written Anonymously in Washington and Elsewhere.] Reference

The ACoC allows programs like Alpha and Fresh Expressions, but its intent is to capitalise on the success of such programs by making use of the techniques while altering the content to something that fits the ACoC’s anfractuous view of reality.    From Wordnik.com.  [Duplicity « Anglican Samizdat] Reference

Paint me the bold anfractuous rocks.    From Wordnik.com.  [Sweeney Erect] Reference

The left creek hath the form of a cone, and is the seat of life, which, as a torch doth oil, draws blood unto it, begetting of it spirits and fire; and as fire in a torch, so are spirits in the blood; and by that great artery called aorta, it sends vital spirits over the body, and takes air from the lungs by that artery which is called venosa; so that both creeks have their vessels, the right two veins, the left two arteries, besides those two common anfractuous ears, which serve them both; the one to hold blood, the other air, for several uses.    From Wordnik.com.  [Anatomy of Melancholy] Reference