consonantism

[ kon-suh-nuh n-tiz-uh m ]
/ ˈkɒn sə nənˌtɪz əm /

noun

the system of consonants of a particular language.
the nature, distribution, or phonology of the consonants of a word, group of words, or language.

Origin of consonantism

First recorded in 1870–75; consonant + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019