Where does “sunroof” come from?

sunroof (English) comes from English Sun, from Middle English sunne, from Old English sunne, from Proto-West Germanic sunnā, from Proto-Germanic sunnǭ, from Proto-Indo-European sh̥₂uén, from Proto-Indo-European sóh₂wl̥ — sun.

sunroof (English): A fixed or operable opening in a vehicle roof (car or truck) which allows fresh air and/or light to enter the passenger compartment. A sunroof may include a transparent or opaque panel and may be manually operated or power driven

Definitions

  1. A fixed or operable opening in a vehicle roof (car or truck) which allows fresh air and/or light to enter the passenger compartment. A sunroof may include a transparent or opaque panel and may be manually operated or power driven

Ancestry of “sunroof”, step by step

sunroof traces back through two separate lines of ancestry.

via English Sun

StepLanguageWordMeaning
1EnglishSunAbbreviation of Sunday
2Middle EnglishsunneAlternative form of sonne; sun
3Old Englishsunnesun
4Proto-West Germanicsunnāsun
5Proto-Germanicsunnǭthe sun
6Proto-Indo-Europeansh̥₂uénsun; the Sun
7Proto-Indo-Europeansóh₂wl̥sun

via English Roof

StepLanguageWordMeaning
1EnglishRoofA Chinese constellation located near Aquarius and Pegasus, one of the 28 lunar mansions and part of the larger Black Turtle
2Middle EnglishrofA roof; A house or building; a edifice used for...
3Old Englishhrōfroof, ceiling; top, summit; heaven, sky
4Proto-Germanichrōfąroof
5Proto-Indo-Europeankrāpo-
6Proto-Indo-Europeankrāwə-to cover, heap

Words derived from “sunroof

Every word from Proto-Indo-European sóh₂wl̥