Someone who changes actions or mannerisms at a moments notice with friends or associates.

When you think up something brilliantly righteous while baked.

To change state of mind or leave, usually when one is hostile.

Someone who uses on off pleasantness.

Usually kind to turn sour.
And is actually just an asshole

when ur mood is calm , then someone does something, they your mod faes up and you are really mad in an instance, uve switched up