To understand or have a grasp of through experience or study.
To perceive the truth or factuality of; to be certain of or that.
To experience.
To be or become aware or cognizant.
To be able to play or perform (a song or other piece of music).
To be acquainted or familiar with; to have encountered.
To be aware of; to be cognizant of.
To recognize as the same (as someone or something previously encountered) after an absence or change.
To have knowledge; to have information, be informed.
Knowledge; the state of knowing.
Knowledge; the state of knowing; now confined to the fixed phrase ‘in the know’
To see or gain knowledge of through experience.
To take as evidence.
To furnish proof of, to show.
To present personal religious testimony; to preach at (someone) or on behalf of.
To see the execution of (a legal instrument), and subscribe it for the purpose of establishing its authenticity.
Attestation of a fact or event; testimony.
One who sees or has personal knowledge of something.
Someone called to give evidence in a court.
One who is called upon to witness an event or action, such as a wedding or the signing of a document.
Something that serves as evidence; a sign or token.