vox vs vocalism

vox and vocalism both are nouns.

Word	Noun	Adjective	Verb	Adverb
vox	Yes	No	No	No
vocalism	Yes	No	No	No

As nouns, vox and vocalism are synonyms defined as:

vox and vocalism: the sound made by the vibration of vocal folds modified by the resonance of the vocal tract

Other synonyms of vox include phonation, vocalisation, vocalization, voice.

vox (noun)	vocalism (noun)
the sound made by the vibration of vocal folds modified by the resonance of the vocal tract	the sound made by the vibration of vocal folds modified by the resonance of the vocal tract
	the system of vowels used in a particular language