Where does “semi-rural” come from?

semi-rural (English) comes from English rural, from Old French rural, from Latin rūrālis, from Latin rūs, from Proto-Italic rowos, from Proto-Indo-European Hrewos, from Proto-Indo-European rewh₁- — free space.

Ancestry of “semi-rural”, step by step

StepLanguageWordMeaning
1EnglishruralRelating to the countryside or to agriculture; A...
2Old Frenchruralrural
3LatinrūrālisOf or pertaining to the countryside, rural, rustic
4Latinrūscountryside, country, lands, fields
5Proto-Italicrowoscountry, countryside, open land
6Proto-Indo-EuropeanHrewosopen space, field
7Proto-Indo-Europeanrewh₁-free space
Every word from Proto-Indo-European rewh₁-Every word from Proto-Indo-European HrewosEvery word from Proto-Italic rowos