2 adverbs to describe how to cumbering

It was a dull November day; the atmosphere was glutinous with a pale mist, which made the leaves stick together in bunches, helplessly cumbering the ground.

During the following month the Queen herself performed the same ceremony at Vincennes, respecting the fortress, and the magnificent tower built by Charles VII, but erecting beneath its shadow a commodious residence on the space which had heretofore been cumbered with a mass of unsightly buildings, totally unsuitable for the reception of a Court.

2 adverbs to describe how to  cumbering  - Adverbs for  cumbering