patchily

From patchy + -ly.

patchily (comparative more patchily, superlative most patchily)

1. In a patchy manner.
   • 2012, James Lambert, “Beyond Hobson-Jobson: A new lexicography for Indian English”, in World Englishes‎^[1], page 310:

     Hawkins, Lewis and Hankin are placed in the Diachronic category due to their attempt at a historical perspective, even though that is very patchily executed.

• sporadically; see also Thesaurus:discontinuously