Where does “flintlock” come from?

Flintlock comes from English flint and lock, with lock deriving from Middle English lok, Proto-Germanic luką, and ultimately Proto-Indo-European (s)plei-, meaning to split or bend.

flintlock (English): An early type of firearm, using a spring-loaded...

Definitions

  1. An early type of firearm, using a spring-loaded...

Ancestry of “flintlock”, step by step

flintlock traces back through two separate lines of ancestry.

via English Flint

StepLanguageWordMeaning
1EnglishFlintA placename
2Middle EnglishflyntAny of a group of solid stones, especially...
3Old Englishflintflint
4Proto-West Germanic*flintpeddle
5Proto-Germanicflintaz
6Proto-Indo-Europeansplind-to split, cleave; split
7Proto-Indo-European(s)plei-to split, splice; to divide, split, splice

via English Lock

StepLanguageWordMeaning
1EnglishLockfrom the surname
2Middle Englishloklock
3Old Englishlācplay, sport, strife, battle, sacrifice, offering,...
4Proto-West Germaniclaikgame, sport
5Proto-Germaniclaikazdance; game, sport; hymn
6Proto-Indo-Europeanleyǵ-to bind, tie
Every word from Proto-Indo-European (s)plei-Every word from Proto-Indo-European splind-Every word from Proto-Germanic flintaz
flintlock — Etymology, Origin & Word History | Etymology Explorer