overarch
/əʊvərˈɑːtʃ
/verb [with object]
Form an arch over: an old dirt road, overarched by forest...
- The morning light fell upon him, dappled as it was by the trees that overarched us, and revealed the full horror of what he had suffered.
- Along the lakefront a curving sweep of barberry and daylilies terminated at gazebos overarched by old apple and willow trees.