characters and Latin characters. In linguistics, the Indo-European ablaut (/ˈæblaʊt/ AB-lowt, from German Ablaut pronounced [ˈaplaʊt]) is a system of apophony...

form. Proto-Indo-European verbs, like the nouns, exhibited a system of ablaut. The most basic categorisation for the reconstructed Indo-European verb is grammatical...

mouth. In Indo-European historical linguistics the terms ablaut and umlaut refer to different phenomena and are not interchangeable. Ablaut is a process...

to as "non-ablauting" or "not ablauting", sometimes even not being referred to as vowels at all. Indo-European sound laws Proto-Indo-European accent Tomic...

Keydana, Götz (eds.). Indo-European nominal ablaut patterns: The Anatolian evidence (PDF). Vol. Indo-European Accent and Ablaut. Museum Tusculanum Press...

vowel, but the existence of *a as a distinct vowel is disputed; see Indo-European ablaut: a-grade. The vowel is flanked on both sides by one or more consonants;...

already a copula in Proto-Indo-European. The e-grade *h1es- (see Indo-European ablaut) is found in such forms as English is, Irish is, German ist, Latin...

The following is a table of many of the most fundamental Proto-Indo-European language (PIE) words and roots, with their cognates in all of the major families...

The Indo-European migrations are hypothesized migrations of Proto-Indo-European language (PIE) speakers, and subsequent migrations of people speaking...

separating Proto-Indo-Iranian from Proto–Indo-European is the collapse of the ablauting vowels *e, *o, *a into a single vowel, Proto–Indo-Iranian *a (but...