--- a/testing/web-platform/meta/MANIFEST.json
+++ b/testing/web-platform/meta/MANIFEST.json
@@ -11594,19 +11594,19 @@
     ]
    ],
    "css/vendor-imports/mozilla/mozilla-central-reftests/multicol3/moz-multicol3-column-balancing-break-inside-avoid-1.html": [
     [
      "/css/vendor-imports/mozilla/mozilla-central-reftests/multicol3/moz-multicol3-column-balancing-break-inside-avoid-1.html",
      {}
     ]
    ],
-   "cssom-view/scrollBoundaryBehavior-manual.html": [
-    [
-     "/cssom-view/scrollBoundaryBehavior-manual.html",
+   "cssom-view/overscrollBehavior-manual.html": [
+    [
+     "/cssom-view/overscrollBehavior-manual.html",
      {}
     ]
    ],
    "dpub-aam/doc-abstract-manual.html": [
     [
      "/dpub-aam/doc-abstract-manual.html",
      {}
     ]
@@ -532974,17 +532974,17 @@
   "cssom-view/resources/iframe1.html": [
    "ec93f617bdc7b0055d96c7b00ab7832cca1c1af0",
    "support"
   ],
   "cssom-view/resources/iframe2.html": [
    "0a8784c474ccdd4a3e76cb936855a8ef59566217",
    "support"
   ],
-  "cssom-view/scrollBoundaryBehavior-manual.html": [
+  "cssom-view/overscrollBehavior-manual.html": [
    "987051cdbad355cbb1bbb8ea1030a3b17e533f09",
    "manual"
   ],
   "cssom-view/scrollIntoView-shadow.html": [
    "3c4a18992105fd7bf19cbf29f0b6d80cb12ca98c",
    "testharness"
   ],
   "cssom-view/scrollIntoView-smooth.html": [

rename from testing/web-platform/tests/cssom-view/scrollBoundaryBehavior-manual.html
rename to testing/web-platform/tests/cssom-view/overscrollBehavior-manual.html
--- a/testing/web-platform/tests/cssom-view/scrollBoundaryBehavior-manual.html
+++ b/testing/web-platform/tests/cssom-view/overscrollBehavior-manual.html
@@ -36,31 +36,31 @@
   <div id='non_scrollable' class='outer'>
     <div id='green' class='content'></div>
   </div>
   <div id='container' class='outer'>
     <div id='blue' class='content'></div>
   </div>
 </div>
 <input type="button" id="btnDone" value="DONE" style="width: 100px; height: 50px;"/>
-<h1>scroll-boundary-behavior</h1>
-<h4>Tests that scroll-boundary-behavior prevents scroll-propagation in the area and direction as specified.</h4>
+<h1>overscroll-behavior</h1>
+<h4>Tests that overscroll-behavior prevents scroll-propagation in the area and direction as specified.</h4>
 <ol>
   <li id="i1">Make two scrolls on <span style="color: blue">BLUE</span>, in this order: scroll UP (or drag down), then scroll LEFT (or drag right). Scroll (or drag) until nothing is scrolling. Then tap on DONE.</li>
   <li id="i2">Repeat the same scrolls as in step 1 and then tap on DONE.</li>
   <li id="i3">Repeat the same scrolls as in step 1 and then tap on DONE.</li>
   <li id="i4">Make two separate scrolls on <span style="color: green">GREEN</span>, in this order: scroll UP (or drag down), then scroll LEFT (or drag right). Scroll (or drag) until nothing is scrolling. Then tap on DONE.</li>
 </ol>
 
 
 <script>
 const container = document.getElementById('container');
 const non_scrollable = document.getElementById('non_scrollable');
 const root = document.getElementById('root');
-var test = async_test("scroll-boundary-behavior prevents scroll-propagation in the area and direction as specified");
+var test = async_test("overscroll-behavior prevents scroll-propagation in the area and direction as specified");
 var instruction1 = document.getElementById("i1");
 var instruction2 = document.getElementById("i2");
 var instruction3 = document.getElementById("i3");
 var instruction4 = document.getElementById("i4");
 
 function setUpForRoot(offset) {
   root.scrollTop = offset;
   root.scrollLeft = offset;
@@ -69,72 +69,72 @@ function setUpForRoot(offset) {
 function setUpForContainer(offset) {
   container.scrollTop = offset;
   container.scrollLeft = offset
 }
 
 function set_boundary_prevents_y() {
   instruction1.style.color = 'red';
   instruction1.style.fontWeight = 'bold';
-  container.style.scrollBoundaryBehaviorX = 'auto';
-  container.style.scrollBoundaryBehaviorY = 'none';
+  container.style.overscrollBehaviorX = 'auto';
+  container.style.overscrollBehaviorY = 'none';
   setUpForRoot(100);
   setUpForContainer(0);
 }
 
 function verify_y_prevented_and_set_boundary_prevents_x() {
   instruction1.style.fontWeight = 'normal';
   instruction2.style.fontWeight = 'bold';
   test.step(function() {
     assert_equals(root.scrollTop, 100);
     assert_equals(root.scrollLeft, 0);
-  }, "scroll-boundary-behavior-y: none should only prevent scroll propagation on y axis.");
+  }, "overscroll-behavior-y: none should only prevent scroll propagation on y axis.");
 
-  container.style.scrollBoundaryBehaviorX = 'none';
-  container.style.scrollBoundaryBehaviorY = 'auto';
+  container.style.overscrollBehaviorX = 'none';
+  container.style.overscrollBehaviorY = 'auto';
   setUpForRoot(100);
   setUpForContainer(0);
 }
 
 function verify_x_prevented_and_set_boundary_allows_inner() {
   instruction2.style.fontWeight = 'normal';
   instruction3.style.fontWeight = 'bold';
   test.step(function() {
     assert_equals(root.scrollTop, 0);
     assert_equals(root.scrollLeft, 100);
-  }, "scroll-boundary-behavior-x: none should only prevent scroll propagation on x axis.");
+  }, "overscroll-behavior-x: none should only prevent scroll propagation on x axis.");
 
-  container.style.scrollBoundaryBehaviorX = 'none';
-  container.style.scrollBoundaryBehaviorY = 'none';
+  container.style.overscrollBehaviorX = 'none';
+  container.style.overscrollBehaviorY = 'none';
   setUpForRoot(100);
   setUpForContainer(100);
 }
 
 function verify_inner_allowed_and_set_nonscrollable_allows_propagation() {
   instruction1.style.color = 'black';
   instruction4.style.color = 'red';
   instruction3.style.fontWeight = 'normal';
   instruction4.style.fontWeight = 'bold';
   test.step(function() {
     assert_equals(container.scrollTop, 0);
     assert_equals(container.scrollLeft, 0);
     assert_equals(root.scrollTop, 100);
     assert_equals(root.scrollLeft, 100);
-  }, "scroll-boundary-behavior should latch the scroll to the inner container.");
+  }, "overscroll-behavior should latch the scroll to the inner container.");
 
-  non_scrollable.style.scrollBoundaryBehaviorX = 'none';
-  non_scrollable.style.scrollBoundaryBehaviorY = 'none';
+  non_scrollable.style.overscrollBehaviorX = 'none';
+  non_scrollable.style.overscrollBehaviorY = 'none';
   setUpForRoot(100);
 }
 
 function verify_non_scrollable_allows_propagation() {
   test.step(function() {
     assert_equals(root.scrollLeft, 0);
     assert_equals(root.scrollTop, 0);
-  }, "scroll-boundary-behavior on non-scrollable area should not affect scroll propagation.");
+  }, "overscroll-behavior on non-scrollable area should not affect scroll propagation.");
   test.done();
 }
 
 var verifyAndSetupForNext = [
     set_boundary_prevents_y,
     verify_y_prevented_and_set_boundary_prevents_x,
     verify_x_prevented_and_set_boundary_allows_inner,
     verify_inner_allowed_and_set_nonscrollable_allows_propagation,