Where does “portholed” come from?

portholed (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.

portholed (English): Fitted with portholes; Exhibiting the defect...

Definitions

  1. Fitted with portholes; Exhibiting the defect...

Ancestry of “portholed”, step by step

portholed 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 porthole

StepLanguageWordMeaning
1EnglishportholeA gunport; an opening in the hull of a ship...
2EnglishPortUniversity of Portsmouth, used especially following post-nominal letters indicating status as a graduate
3EnglishportfolioA case for carrying papers, drawings,...
4Italianportafogliowallet, billfold; portfolio
5Italianfogliosheet
6Latinfoliuma leaf; a petal; a sheet or leaf of paper
7Proto-Italic*foljom
8Proto-Indo-Europeanbʰolh₃yomleaf
9Proto-Indo-Europeanbʰleh₃-bloom, flower
10Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
11Proto-Indo-Europeanbʰōl-
Every word from Proto-Indo-European h₂en-