Where does “jawline” come from?

Jawline derives from English jaw combined with English line, which comes from Old English līn meaning flax or linen, ultimately from Proto-Indo-European līno-.

jawline (English): The lower edge of the side of the face (below the cheek), defined by the jawbone

Definitions

  1. The lower edge of the side of the face (below the cheek), defined by the jawbone

Ancestry of “jawline”, step by step

jawline traces back through two separate lines of ancestry.

via English line

StepLanguageWordMeaning
1EnglishlineA path through two or more points (compare ‘segment’); a continuous mark, including as made by a pen; any path, curved or straight
2Middle Englishlinerope, cord; line, rule, ruler, measure; rule,...
3Old Englishlīneline, rope, cord; line, cable, rope, hawser,...
4Proto-West Germanic*līnāline, chord, rope, string
5Proto-Germaniclīnǭthat which is made of flax; line, chord, rope,...
6Proto-Germaniclīnąflax
7Proto-Indo-Europeanlīno-flax

via English Jaw

StepLanguageWordMeaning
1EnglishJawOne of the bones, usually bearing teeth, which form the framework of the mouth
2Middle Englishjowejaw, jawbone
3Old Frenchjoecheek
4Vulgar Latin*ga(v)ota

Words derived from “jawline

Every word from Proto-Indo-European līno-Every word from Proto-Germanic līnąEvery word from Proto-Germanic līnǭ