Where does “hairbreadth” come from?

Hairbreadth combines English hair with breadth, where hair derives from Middle English her, Old English hǣr, and Anglo-Norman eir, ultimately from Proto-Indo-European roots related to growth and extension.

hairbreadth (English): the width of a hair, a very short distance or a...

Definitions

  1. the width of a hair, a very short distance or a...

Ancestry of “hairbreadth”, step by step

hairbreadth traces back through two separate lines of ancestry.

via English Hair

StepLanguageWordMeaning
1EnglishHairA pigmented filament of keratin which grows from a follicle on the skin of humans and other mammals
2Middle Englishhēra hair
3Old Englishhērat this place
4Proto-West Germanic*hērhere
5Proto-Germanichē₂rhere, in this place
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English breadth

StepLanguageWordMeaning
1EnglishbreadthThe extent or measure of how broad or wide...
2Middle Englishbredthebreadth
3Middle EnglishbredeAlternative form of breiden; Alternative form of...
4Old Englishbredsurface; plank, board; table, tablet
5Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
6Old Norse-innUsed to create adjectives from nouns, meaning...
7Proto-Norse-īna-
8Proto-Germanic-īnaz-en
9Proto-Indo-European-iHnosCreates adjectives of materials
10Proto-Indo-European-no-adjectival suffix
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz