"His teacher told Ben to avoid trite, overused expressions in his writing". What does "trite" mean?

No negative "connotation" was intended by using the word "short." What does connotation mean?

"Ali was hoping to be the hero in the school play, but instead she was chosen to be the villain". What does "villian" mean?

"The weatherman said that a behemoth, powerful storm is approaching our area". What does "behemoth" mean?

The spy is going to "fabricate" a new identity in order to blend into the community and go unnoticed. What does fabricate mean?

"The last book we read was thrilling, but this book is rather prosaic". What does "prosaic" mean?

Only the diamond expert could see the "subtle" difference between the real diamond and the fake one. What does subtle mean?

Because of the security "debacle" at last week’s basketball game, fans are no longer allowed to take backpacks into the arena. What does debacle mean?

The teacher asked her to "elaborate" on her answer. What does elaborate mean?

For his own safety, the undercover agent used a "pseudonym" to infiltrate the crime family What does pseudonym mean?

"Jen thought the diamond was authentic, but I knew it was fake". What does "authentic" mean?

"The directions for my homework were so nebulous, even my Mom thought they were confusing." What does "nebulous" mean?