Here is a glossary for words used in the field of psychology. Psychology is the study of different behaviors and mental processes. This glossary may be useful to you in order to know some basic psychological concepts. All the definitions are found on Google.
Anxiety
noun
A nervous disorder characterized by a state of excessive uneasiness and apprehension, typically with compulsive behavior or panic attacks.
Example: I think I have anxiety because I can't control my emotions and my behaviors when I am in a stressed situation.
fr: Anxiété
cognition
Noun
The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.
Example: The parents also noted that the child plays well with his sister when at home so although he may be struggling with appropriate levels of cognition for his developmental age, his social skills are developing well which should help enormously with his ability to learn.
fr: cognition
dependence
noun
The state of relying on or being controlled by someone or something else.
Example: Alcohol dependence is commonly regarded as a problem involving many factors including cognitive and behavioural factors, psychosexual and biological factors, as well as mood disorders (Cooney J 1991).
fr: dépendance
halo effect
phrase
The tendency for an impression created in one area to influence opinion in another area.
Example: The 'halo effect' suggests that we form our total impression of a person from this one outstanding trait.
fr: effet de halo
mental health
phrase
A person’s condition with regard to their psychological and emotional well-being.
Example: Not only will exercise aid weight loss, but regular physical activity throughout life is associated with better physical and mental health and well-being.