Where does “headword” come from?

Headword derives from English head and English worth, ultimately from Old English hēafod and Proto-Germanic wurdą, tracing to Proto-Indo-European kauput- and wer-.

headword (English): a word used as the title of a section,...

Definitions

  1. a word used as the title of a section,...

Ancestry of “headword”, step by step

headword traces back through two separate lines of ancestry.

via English head

StepLanguageWordMeaning
1EnglishheadThe part of the body of an animal or human which...
2English-yAdded to nouns and adjectives to form adjectives...
3Middle English-yDesignates an adjective, in many cases formed by...
4Old English-iġ-y, -ic
5Proto-West Germanic-gForms adjectives from nouns and verbs with a...
6Proto-Germanic-gaz-y
7Proto-Indo-European-ḱos-y, -ic

via English Word

StepLanguageWordMeaning
1EnglishWordScripture; The Bible; The creative word of God;...
2EnglishworthHaving a value of; proper to be exchanged for;...
3Middle Englishworthto become
4Old Englishweorþworth, deserving; honoured, esteemed; worth,...
5Proto-Germanicwerþazworthy, valuable
6Proto-Indo-Europeanwert-to turn, to rotate
7Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

Words derived from “headword

Every word from Proto-Indo-European -ḱos