Where does “inherent vowel” come from?

inherent vowel (English) comes from English inherent, from Latin inhaerēns, from Latin inhaereō, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

inherent vowel (English): In an abugida, the vowel sound (often a schwa in Brahmic scripts) appended by default to a consonant symbol lacking a vowel diacritic

Definitions

  1. In an abugida, the vowel sound (often a schwa in Brahmic scripts) appended by default to a consonant symbol lacking a vowel diacritic

Ancestry of “inherent vowel”, step by step

inherent vowel traces back through two separate lines of ancestry.

via English inherent

StepLanguageWordMeaning
1EnglishinherentNaturally as part or consequence of something
2Latininhaerēnssticking, adhering (to)
3Latininhaereōto stick or inhere in; stick, cleave, hang or adhere to; hold on to
4Latinīn-un-, non-, not
5Latinînin, at, on, upon, from (space)
6Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
7Proto-Italicenin
8Proto-Indo-Europeanh₁énin

via English vowel

StepLanguageWordMeaning
1EnglishvowelA sound produced by the vocal cords with...
2Old FrenchvouelAlternative form of voyeul
3Old Frenchvoyeulvowel
4Latinvōcālisuttering a voice, having a voice; speaking, sounding, sonorous, speaking, crying, singing, melodious; vocal
5Latinvōxvoice
6Proto-Italicwōksvoice
7Proto-Indo-Europeanwṓkʷsvoice, speech
8Proto-Indo-Europeanwekʷ-to speak, to sound out
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Proto-Italic en