How can you use mendacity in a sentence?

i had a mendacity apoimaent

I have decided to clean out my garage next week. - as a verb we are having a clean out at home on the weekend. - as a noun

Example sentence - I heated the water in the kettle to make tea.

When I prepare to write a speech, the idea summary will be found in the topic sentence.

Did you manage to finish your speech? or, We need you to manage this company.