Describing peoples behaviour and personality

Behaviour and Personality Adjectives

Focused and hardworking

Example: The teacher was incredibly diligent 
and always completed her lesson preparation 
months in advance.

Not easily excitable

Example: He´s a very placid man so it is sometimes 
difficult to know whether he is excited about
 something or not.

Spend money sparingly in all aspects

Example: My father was a very frugal man. 
He always spent his money carefully.

Have unrealistic expectations that every job 
should be completed perfectly

Example: I am too much of a perfectionist, so 
sometimes I spend hours on one task.

Uncertain about oneself

Example: My work collogue is very insecure 
about his work and is always asking me to double check it.