Where does “guardrailed” come from?

guardrailed (English) comes from English ED, from Japanese エンディング, from English ending, from Middle English ending, from Middle English endyng, from Old English endung, from Old English endian, from Proto-Germanic andijōną — on, onto.

guardrailed (English): Furnished with a guardrail

Definitions

  1. Furnished with a guardrail

Ancestry of “guardrailed”, step by step

guardrailed traces back through two separate lines of ancestry.

via English ED

StepLanguageWordMeaning
1EnglishEDInitialism of erectile dysfunction; Initialism of...
2Japaneseエンディングending, especially of a broadcast or performance
3EnglishendingA termination or conclusion; The last part of...
4Middle EnglishendingAlternative form of endyng
5Middle EnglishendyngAn ending, termination, or conclusion;...
6Old Englishendungending
7Old Englishendianto end, make an end of; to finish, complete; to...
8Proto-Germanicandijōnąto end, bring to an end, finish
9Proto-Germanicandijazend
10Proto-Indo-Europeanh₂entíosfront; forehead
11Proto-Indo-Europeanh₂ent-face; forehead; front
12Proto-Indo-Europeanh₂en-on, onto

via English guardrail

StepLanguageWordMeaning
1EnglishguardrailA rail set alongside a dangerous place in order...
2EnglishguardA person who, or thing that, protects or watches...
3Middle Englishgardeguardianship, safeguarding, covering, authority;...
4Old Frenchguardeprotection; act of protecting; guard; inflection...
5Old Frenchguarderto protect; to guard; to look at
6Frankishwardēnto protect; to guard, protect, watch over; to...
7Proto-Germanicwardānąto guard, protect, watch over
8Proto-Germanic*warduz
9Proto-Indo-Europeanwēr-true
10Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel
Every word from Proto-Indo-European h₂en-