Assertion: linguist's language | /r/CapableOf | use tone
Facets:
value: to distinguish words
type: PURPOSE
value: to distinguish their inflections
type: PURPOSE
value: in a more limited way
type: MANNER
Source sentences:
text: Many languages use tone in a more limited way.
text: All verbal languages use pitch to express emotional and other paralinguistic information and to convey emphasis, contrast, and other such features in what is called intonation, but not all languages use tones to distinguish words or their inflections, analogously to consonants and vowels.