Where does “underjailer” come from?

underjailer (English) comes from English jailer, from Middle English gayoler, from Middle English gayole, from Old French gaiole, from Medieval Latin gabiola, from Late Latin caveola, from Latin cavea, from Latin cavus — to swell; to be strong.

underjailer (English): A subordinate jailer

Definitions

  1. A subordinate jailer

Ancestry of “underjailer”, step by step

underjailer traces back through two separate lines of ancestry.

via English jailer

StepLanguageWordMeaning
1EnglishjailerOne who enforces confinement in a jail or prison
2Middle EnglishgayolerA prison warden; a jailer/gaoler
3Middle Englishgayolejail, prison place for [[confine
4Old Frenchgaioleprison; gaol; jail
5Medieval Latingabiola
6Late Latincaveola
7Latincaveahollow, cavity; cage, den, enclosure, stall,...
8Latincavushollow, concave; excavated, channeled;...
9Proto-Italickawos
10Proto-Indo-Europeanḱowh₁óshollow
11Proto-Indo-Europeanḱewh₁-to swell; to be strong

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European ḱewh₁-