English
jailtime
From jail + time.
Proto-Italic *kawos
…
Latin cavea ‘cavity, cage’
Latin caveola ‘little cage’
Anglo-Norman jaiole ‘prison’
Middle English gayole ‘jail, prison’
English jail
Proto-Indo-European *deh₂y- ‘to divide’
…
Proto-Germanic *tīmô ‘division, period; time’
Proto-West Germanic *tīmō
Old English tīma ‘time, period’
Middle English tyme
English time
Today it means
noun A prison/jail sentence.
Language periods are conventional ranges, not dates for this word.
Etymograph / jailtime