Intonation
Part of speech: noun
Definition: The act of sounding the tones of the musical scale. Singing or playing in good tune or otherwise; as, her intonation was false. Reciting in a musical prolonged tone; intonating or singing of the opening phrase of a plain-chant, psalm, or canticle by a single voice, as of a priest. A thundering; thunder.
Inflection
Part of speech: noun
Definition: a change in the form of a word that reflects a change in grammatical function.a change in pitch or tone of voice.a change in curvature from concave to convex or from convex to concave.a turning away from a straight course.