falsehoods

"She made an intentional effort to be kinder to her brother after their argument. "

"The used car salesman was deceitful; he lied about the car's history to get a higher price. "

"My sister is very helpful, especially when it comes to organizing things. "

"The politician's mendacious claims about his opponent were easily disproven. "

"During the crackdown, many opponents of the regime were arrested."

"The students designed posters for the school fair. "

"The advertisement misled consumers about the product's performance. "

"Important types of property include real property (land), personal property (other physical possessions), and intellectual property (rights over artistic creations, inventions, etc.)."

"My teacher made a statement about the importance of studying hard. "

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

"Her constant mendacity made it impossible to trust anything she said. "

"It was hard to hear the sounds of his speech over the noise. He had a bad speech impediment."