Where does “schlapplachen” come from?

schlapplachen (German) comes from German lachen, from Middle High German lachen, from Old High German lahhen, from Proto-West Germanic hlahhjan, from Proto-Germanic hlahjaną, from Proto-Indo-European klek- — to laugh, cackle.

schlapplachen (German): to crack up, to laugh one's head off

Definitions

  1. to crack up, to laugh one's head off

Ancestry of “schlapplachen”, step by step

schlapplachen traces back through two separate lines of ancestry.

via German lachen

StepLanguageWordMeaning
1Germanlachento laugh
2Middle High Germanlachento laugh
3Old High Germanlahhen—
4Proto-West Germanichlahhjanto laugh
5Proto-Germanichlahjanąto laugh
6Proto-Indo-Europeanklek-to laugh, cackle

via German schlapp

StepLanguageWordMeaning
1Germanschlappweak, lacking vigour, weary, exhausted; slack,...
2Middle Low Germanslap—
3Old Saxonslapsleep
4Proto-West Germanicslāpsleep
5Proto-Germanicslēpazsleep
Every word from Proto-Indo-European klek- →