overslope
/ɒvərˈsloʊp/Definitions
1. noun
The part of a slope or incline that is on the opposite side of a particular point or feature.
“The construction workers had to navigate the steep overslope of the newly built embankment.”
2. verb
To incline or slope in the opposite direction from a particular point or feature.
“The landslide oversloped the entire hillside, causing widespread destruction.”