Despite repeated pleas, her obdure refusal to compromise left the committee deadlocked.

When winter set in, the riverbank's clay would obdure overnight, leaving sharp fragments that snagged our boots.

She obdured her heart against their pleas and refused to help.

After years of betrayal and loss, she felt an obduration settling in her chest that made pity impossible.

The board's repeated obdurations frustrated the team and stalled the project.

Her obdurant refusal to apologize strained their friendship.

Whenever the committee faces criticism, its chair obdures, refusing to reconsider the original plan.

The surgeon carefully removed the obdurator from the sigmoidoscope before advancing the instrument.

She stood by, obduring the accusations, as if her heart had turned to stone.

The ancient potter would obdurate the clay in the sun until it could hold its shape.