steepen
1 ENTRIES FOUND:
steepens;
steepened;
steepening
steepens;
steepened;
steepening
Britannica Dictionary definition of STEEPEN
:
to become steep or steeper or to make (something) steep or steeper
[no object]
-
The path steepened as we approached the summit.
[+ object]
-
A large glacier steepened the side of the mountain.
