deathfully

Example:His voice was deathly quiet, and the room fell into an oppressive silence.

Definition:In a manner suggesting death; extremely serious or grave.

Example:She died deathfully in her sleep, with no signs of struggle.

Definition:To cease to live; to pass from life to death.

Example:He spoke deathfully, his words dripping with seriousness.

Definition:In a manner indicating that something is important and of great consequence.

Example:They pleaded with him deathfully, their voices filled with earnestness.

Definition:With great seriousness or intensity.

Example:The doctor spoke deathfully, his tone gravely informing them of the urgency.

Definition:Seriously; solemnly; importantly.