Where does “backboneless” come from?

backboneless (English) comes from English backbone, from Middle English bakbon, from Middle English bak, from Middle English abak, from Old English onbæc, from Old English on, from Proto-West Germanic ana, from Proto-Germanic *an — on, onto.

backboneless (English): Without a backbone; invertebrate; Cowardly,...

Definitions

  1. Without a backbone; invertebrate; Cowardly,...

Ancestry of “backboneless”, step by step

backboneless traces back through two separate lines of ancestry.

via English backbone

StepLanguageWordMeaning
1EnglishbackboneThe series of vertebrae, separated by disks, that...
2Middle EnglishbakbonThe backbone or a part of it
3Middle EnglishbakThe back, hind, or rear of a being's body; The...
4Middle Englishabakbackward, away
5Old Englishonbæcbackwards, back
6Old Englishonon, in, at, among; from
7Proto-West Germanicanaon
8Proto-Germanic*an
9Proto-Germanicanaon, at; on, onto; ana
10Proto-Indo-Europeanh₂en-on, onto

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus

Words derived from “backboneless

Every word from Proto-Indo-European h₂en-