vocalism vs vox

vocalism and vox both are nouns.

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

As nouns, vocalism and vox are synonyms defined as:

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

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

vocalism (noun)	vox (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