From article how to read people like a pro

Something off

Sth is not right or not the way it should be

Brief

Lasting only for a short time

Involuntary

Is a movement or action that you do but cannot control

Fleeting

Short or quick

Fidget (fidgeting)

Make small movements esp. of the hands and feet through nervousness or impatience

Steady

Стійкий, довготривалий

Sharp

Різкий

Excitement

Збудження, хвилювання, азарт

Boredom

Нудьга

Inflection

Change in the quality of the voice often showing an emotion

Decipher

Розшифрувати

Dilation

Розширення (напр. зіниць)