Crossword Genius

Complete National Insurance Contributions to cover time for digital improvement? (8)

Ross

I believe the answer is:

manicure

I'm a little stuck... Click here to teach me more about this clue!

'improvement?' is the definition.
The definition and answer can be both acts as well as being singular nouns.
Perhaps you can see an association between them that I don't see?

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for manicure that I've seen before include "Work on hand" , "Work on nails" , "Cosmetic treatment for the hands" , "Cosmetic nail treatment" , "Care of hands and fingernails" .)

I've seen this clue in The Independent.
Want a hint initially instead of a full solution? Install my app