Where does “ryggradslös” come from?

ryggradslös (Swedish) comes from Swedish ryggrad, from Swedish rygg, from Swedish råd, from English raid, from Scots raid, from Middle English rade, from Old English rād, from Proto-West Germanic raidu — to fit, to fix, to put together.

ryggradslös (Swedish): invertebrate (having no spine)

Definitions

  1. invertebrate (having no spine)

Ancestry of “ryggradslös”, step by step

ryggradslös traces back through two separate lines of ancestry.

via Swedish ryggrad

StepLanguageWordMeaning
1Swedishryggradbackbone, spine
2Swedishryggback; the rear of the body; especially the part...
3Swedishråda piece of advice, counsel; a means; money; a...
4EnglishraidA quick hostile or predatory incursion or...
5Scotsraidraid
6Middle Englishradequick, fast, speedy; rash, hasty, angry; eager
7Old Englishrādroad; riding, hostile incursion; riding, road
8Proto-West Germanicraiduriding, ride
9Proto-Germanicraidōride, journey; name of the R-rune
10Proto-Germanicrīdanąto ride
11Proto-Indo-Europeanrēydʰ-
12Proto-Indo-Europeanh₂er-to fit, to fix, to put together

via Swedish lös

StepLanguageWordMeaning
1Swedishlösloose; not tightened, able to move; loose; not...
2Old Swedishlø̄sloose
3Old Norselaussloose
4Proto-Germaniclausazloose, free; empty, devoid; false, untrue
5Proto-Indo-EuropeanlewH-louse
Every word from Proto-Indo-European h₂er-Every word from Proto-Indo-European rēydʰ-Every word from Proto-Germanic rīdaną