Where does “slappingly” come from?

slappingly (English) comes from English slapping, from English slap, from Middle English slappen.

slappingly (English): With a slapping sound or motion

Definitions

  1. With a slapping sound or motion

Ancestry of “slappingly”, step by step

slappingly traces back through two separate lines of ancestry.

via English slapping

StepLanguageWordMeaning
1Englishslappingpresent participle of slap; The act of giving a...
2EnglishslapA blow, especially one given with the open hand,...
3Middle Englishslappen

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Middle English slappen