A formal and respectful expression used to convey one’s thoughts or knowledge, often reflecting humility in acknowledgment of the listener's status.

An archaic and polite way of stating that one is aware or has knowledge about a specific topic.

A courteous manner of indicating one’s opinion or belief while demonstrating deference to the audience.

A humble term used to express a lack of knowledge or awareness in a respectful way.

A respectful verb form that illustrates a thoughtful consideration of matters, used in formal situations.