Rapid Tone These are all subtle forms of manipulation. Noise pollution via fluctuating voice tones are the expertise of the master manipulater. They know how to sweet talk you when everything is going their way, and when it's not complain until you yield. When things aren't going their way everyone knows it because they are quite vocal to voice their displeasure. If you stand your ground and remain firm in any slight disagreement with them, you immediately are demonized and ostracized.

https://mumybear.com/rapid-tone-diet/