Praise - to express admiration or approval about the achievements or characteristics of a person or thing.
- He should be praised for his honesty.
- My parents always praised me when I did well at school.
- He was highly praised for his research on heart disease.
Well done - the most common way of praising someone when they have done something well.
Congratulations - used for praising someone who has achieved something important, such as passing a major exam.