witness

"My knowledge of history helped me understand the current political situation better. "

"I hereby certify the authenticity of this copy."

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The witness gave testimony about what she saw during the schoolyard fight. "

"The company is establishing a new branch in Chicago to better serve its Midwest customers. "

"I encouraged him during his race."

"The violinist was a master of her instrument."

"My sister was a bridesmaid in my cousin's wedding. "

"The notary's signature served as an attestation of the document's authenticity. "

"It was an experience he would not soon forget."

"The police found a fingerprint on the stolen car's door. "

"The prosecution of the war fell to Winston Churchill."