whole tone, whole step, tone of voice, note, timbre, look, shade, tonus, step, feel, more...

discord, noise, cacophony, dissonance, atonality

sarcastic, serious, humorous, formal, informal, optimistic, pessimistic, neutral, more...

low, same, general, high, moral, pure, whole, half, emotional, muscle, serious

music note,   a voice,   music sound,   vocal quality,   sound of voice,   good voice,   voice sound,   musical quality,   emotional voice,   vocal pitch