Where does “jailhouse” come from?

Jailhouse combines English jail and house, where house derives from Middle English hus and Proto-Germanic hūsą, ultimately from Proto-Indo-European roots meaning to dwell or inhabit.

jailhouse (English): A building containing a prison

Definitions

  1. A building containing a prison

Ancestry of “jailhouse”, step by step

jailhouse traces back through two separate lines of ancestry.

via English jail

StepLanguageWordMeaning
1EnglishjailA place or institution for the confinement of...
2Middle Englishgayolejail, prison place for [[confine
3Old Frenchgaioleprison; gaol; jail
4Medieval Latingabiola
5Late Latincaveola
6Latincaveahollow, cavity; cage, den, enclosure, stall,...
7Latincavushollow, concave; excavated, channeled;...
8Proto-Italickawos
9Proto-Indo-Europeanḱowh₁óshollow
10Proto-Indo-Europeanḱewh₁-to swell; to be strong

via English House

StepLanguageWordMeaning
1EnglishHouseA particular chamber of political representation
2Middle Englishhoushouse, residence; house of worship, temple;...
3Old Englishhūsdwelling, shelter, house; house
4Proto-West Germanichūshouse
5Proto-Germanichūsąhouse
6Proto-Indo-European(s)kewH-to cover, bedeck; cover
Every word from Proto-Indo-European ḱewh₁-Every word from Proto-Indo-European ḱowh₁ósEvery word from Proto-Italic kawos