groundly

Alternative forms

• groundley, groundlie

Etymology

From Middle English grundlich (“profound, radical, solid”), equivalent to ground +‎ -ly. Cognate with German gründlich (“thorough, careful, deep, profound”), Swedish grundlig (“thorough, in depth, profound, radical”).

Adjective

groundly (comparative groundlier or more groundly, superlative groundliest or most groundly)

1. (rare, archaic) Thorough, complete; solid; deep; profound
   • 1869, Berjeau, The Book-worm:

     A groundly instruction, wherein the difference betwixt God the Father, and His Son the Lord Jesus Christ, is declared [...]

Adverb

groundly (comparative groundlier or more groundly, superlative groundliest or most groundly)

1. (rare, archaic) To the very ground, to the very bottom; thoroughly, completely; solidly; deeply; profoundly
   • 1846, Galt, Life of Cardinal Wosley:

     Sir, when I groundly considered your provident forecast, as well for the conservation of your navy from damage, as the princely zeal that ye bear to preserve your subjects and their goods [...]

   • 1856, John Marston, James Orchard Halliwell-Phillipps, The works of John Marston:

     Those whom princes do once groundly hate, Let them provide to die as sure us fate.