Some form of autism can cause people to not experience any emotion but rather learn themselves to mimic the visible traits associated with emotions and change their choice of words and reactions accordingly to further complete the illusion.
Surprise is also a kind of emotion that is found. Surprise is the unexpected being happening suddenly.
Clockwork can mean mechanical - figuratively, a person who shows no emotion, but goes about their tasks and daily activities in a robotic fashion.
a kind of romantic and calming emotion.
characterization
yes Yes and no. In some cases, certainty is developed in emotion. A simple example of the co-operation and love of parents ,wife and children to achieve a goal. Uncertainty in gambling to win shows the emotion of a person. So,it is quite clear that certainty and uncertainty both shows in an emotion.
A swear-word.
Turned off the lights on the road to their heart. Put their feelings in a safe deposit box. Unaroused. Monotone.
Yes, curiosity is an emotion in humans. It is the emotion when a person wants to know or is excited.
a word that shows strong emotion or surprise.
Apathy?
It shows strong emotion.
There's really no way to stop yourself from blushing and a lot of people actually think that blushing is adorable, it shows emotion and that you liked what the person had to say.