ridgewise
advEtymology From ridge + -wise.
1
In the manner of a ridge or ridges.
- And he went therein a good two hour or more, until he saw upon his left side how the land rose up ridgewise like the back of a great hog: and for all that it was night, yet he saw the top of the ridge clearly, as it were a black line […]1915, Sir Henry John Newbolt, Aladore, page 50: