Then herds of agile creatures like antelopes are described, 'abounding on the acclivitous glades of the woods.'.    From Wordnik.com.  [Myths and Marvels of Astronomy] Reference

They resembled very much some hills of the lower Pyrenees in Spain, only that they were more grassy and less acclivitous, and I named this hill Mount Cole.    From Wordnik.com.  [Three Expeditions into the Interior of Eastern Australia, Volume 2] Reference

But I found them much more acclivitous and rocky.    From Wordnik.com.  [Journal of an Expedition into the Interior of Tropical Australia] Reference