Several valide sultans wielded considerable influence over the Ottoman court during the 17th century.

At the museum, a mislabeled crate marked 'valide trombones' puzzled the new curator.

The valide sultan commanded the palace household with a combination of political savvy and maternal authority.

During the rehearsal, the principal trombonist brought a valide trombone, whose compact internal slide and piston valves made fast technical passages much easier.

The committee examined the formal validities of each document before approval.

Before presenting the results, the team performed multiple cross-validations to ensure the model's robustness.

The committee compared face validities from different pilot studies before finalizing the assessment.