adjective
Definition: Serious and solemn in manner or appearance, often indicating a sense of importance or weightiness.
Example: The doctor had a grave expression when he delivered the news.
adverb
Definition: In a slow and serious manner, often used to describe actions that are done with great importance or seriousness.
Example: She spoke grave as she delivered the news.
noun
Definition: A location where a dead body is buried, often marked by a stone or other memorial.
Example: They visited their grandfather's grave to pay their respects.
transitive verb
Definition: To carve or engrave something into a surface, often to create a lasting mark or design.
Example: The artist decided to grave her name on the plaque to commemorate her contribution.