Where does “crackskull” come from?

crackskull (English) comes from English crack, from Middle English crak, from Old Norse kráka, from Proto-Germanic *krakǭ, from Proto-Germanic krakōną, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

crackskull (English): An eccentric or crazy person

Definitions

  1. An eccentric or crazy person

Ancestry of “crackskull”, step by step

crackskull traces back through two separate lines of ancestry.

via English crack

StepLanguageWordMeaning
1EnglishcrackTo form cracks; To break apart under pressure; To...
2Middle Englishcrakloud conversation, bragging talk
3Old Norsekrákacrow
4Proto-Germanic*krakǭ
5Proto-Germanickrakōnąto crack; crackle; shriek
6Proto-Indo-Europeanǵerh₂-to grow old, to mature

via English skull

StepLanguageWordMeaning
1EnglishskullThe main bones of the head considered as a unit;...
2Middle Englishscullea type of oar
3Old Norseskallia bald head; bald head, skull
4Proto-Germanicskaljōshell; husk; rind; peel
5Proto-Indo-European(s)kelH-to cut; to split, to separate
6Proto-Indo-European(s)kel-to bend, crook; bent, crooked; leg, heel, knee,...
Every word from Proto-Indo-European ǵerh₂-
crackskull — Etymology, Origin & Word History | Etymology Explorer