Abjad vs abugida: what is the difference?

An abjad primarily represents consonants; vowels may be omitted or marked. An abugida is organised around consonant letters with an inherent vowel that can be modified or suppressed. These are structural descriptions of writing systems, not language families.

QuestionAbjadAbugida
Typical organising principleConsonants as base letters; vowel notation variesConsonant with inherent vowel; marks modify the vowel
Examples to exploreArabic, HebrewDevanagari, Ethiopic

Actual orthographies can depart from a script’s broad classification. A script label alone does not explain the spelling rules of every language written with it. Explore a specific pair, such as Hindi in Devanagari, for a sourced repertoire.

Terminology and examples: abjad, abugida; Unicode Core Specification, writing-system chapters.