The unnecessary duplication of personnel is inefficient for the company.

The sixteenth note is a musical note figure.

Double-entry accounting is a method of keeping accounts.

Double penetration can be an intense sexual practice.

It's double or quits, you can win big or lose everything.

She has dual citizenship in France and the United States.

I parked in double file to quickly drop off the package.

The study was conducted in a double-blind manner to eliminate any potential bias.

The great snipe is a migratory bird.

The double-cloche is an ornamental plant with white and fragrant flowers.