syllabary
noun
syl·la·bary ˈsi-lə-ˌber-ē 
plural syllabaries
: a table or listing of syllables
specifically : a series or set of written characters each one of which is used to represent a syllable
Example Sentences
Recent Examples on the Web It was written in Cherokee syllabary, a writing system that was only formally adopted by the tribe a few years prior. 
Megan Gannon, Smithsonian Magazine, 3 May 2022 The museum’s new curator Ugochukwu-Smooth C. Nzewi, who organized the exhibition, is pictured above with a selection of that sui-generis syllabary. The New Yorker, 4 Mar. 2022 With a collaborator, Rozin devised an experimental curriculum that moved children through degrees of linguistic abstraction by teaching them Chinese logographs followed by a Japanese syllabary, and only then applying the same logic to English. New York Times, 27 Dec. 2021 But nearly 600 years ago, a scientifically minded Korean king introduced hangul, an indigenous writing system often called the best designed syllabary in the world. New York Times, 15 June 2019
Megan Gannon, Smithsonian Magazine, 3 May 2022 The museum’s new curator Ugochukwu-Smooth C. Nzewi, who organized the exhibition, is pictured above with a selection of that sui-generis syllabary. The New Yorker, 4 Mar. 2022 With a collaborator, Rozin devised an experimental curriculum that moved children through degrees of linguistic abstraction by teaching them Chinese logographs followed by a Japanese syllabary, and only then applying the same logic to English. New York Times, 27 Dec. 2021 But nearly 600 years ago, a scientifically minded Korean king introduced hangul, an indigenous writing system often called the best designed syllabary in the world. New York Times, 15 June 2019 Word History
Etymology
New Latin syllabarium, from Latin syllaba syllable
First Known Use
1586, in the meaning defined above