repudiate

"Pit row was abuzz with activity."

"Companies try to sell their products using advertisements in form of placards, television spots and print publications."

"My sister is learning to play the guitar. "

"The struggling business owner declared bankruptcy, unable to pay his creditors. "

"My daughter's success in school is anything I'm proud of. "

"The validity of the student's excuse for missing class was questioned by the teacher. "

"The student publicly shared his project's successes with the class. "

"My uncle owns a small business selling handmade jewelry. "

"The advertisement misleadingly portrayed the new phone as having a longer battery life than it actually did. "

"He repudiated the accusation that he had cheated on the test. "

"The politician spoke at the school assembly about the importance of community involvement. "

"The student's involvement in the school play was evident in her enthusiastic rehearsals. "