Meanings of sudden decease in English

Here this philosophical discussion was interrupted by the sudden decease of Quick's lamp.

This notice is succeeded almost immediately by the record of Elizabeth Rowntree's sudden decease:-

The unexpected and almost sudden decease of Mademoiselle de Fontanges had singularly moved the King.

Her sudden decease deprived me of this opportunity.

He truly regretted the death of his faithful servants, and boldly rebuked the occasion of their sudden decease.

But now, from the day of her sudden decease, the prison had become to him dreary beyond endurance.

From Addingham they went to the Quarterly Meeting at Leeds, where John Yeardley received intelligence of the sudden decease of his beloved friend Joseph Wood.