excellence

noun
UK /ˈeksələns/
US /ˈeksələns/

The quality of being really, really good at something.

Her excellence in math earned her a special award.


OTHER MEANINGS

2. A very good quality or feature that someone or something has.

The team's greatest excellence is working together.

3. The state of being much better than most others.

The school is known for its excellence in science.

4. An award or honor given for being very good.

He received a certificate of excellence at the ceremony.