Where does “gwallgofrwydd” come from?

gwallgofrwydd (Welsh) comes from Welsh gwallgof, from Welsh gwall, from Middle Welsh gwall, from Proto-Brythonic *gwall, from Proto-Celtic *wolsos — something wrong.

gwallgofrwydd (Welsh): madness, insanity

Definitions

  1. madness, insanity

Ancestry of “gwallgofrwydd”, step by step

StepLanguageWordMeaning
1Welshgwallgofinsane, mad, crazy
2Welshgwallmistake
3Middle Welshgwall—
4Proto-Brythonic*gwall—
5Proto-Celtic*wolsossomething wrong
Every word from Proto-Celtic *wolsos →Every word from Proto-Brythonic *gwall →Every word from Middle Welsh gwall →