Perfection (noun)

1. The state of being without any flaws or defects.
2. The state of being as good as it can be.
3. The state of being without any mistakes or errors.

Origin:

From the latin perfectio, from perficere "to complete".

Examples:

1. She strived for perfection in her work.
2. He was a perfectionist and always wanted everything to be perfect.
3. The painting was a work of perfection.
4. The dress was sewn to perfection.
5. The performance was executed with perfection.