Exams for the terminally wordy

Here are some exams to test your mastery of wordplay, the art of using words to get what you want, without actually saying anything.

Exercises

1. What is the opposite of a word? An antonym, duh!

2. What is the longest word in the English language? A long, long, long, LONG story, but the answer is actually "smiles" (it's a long story, indeed).

3. What is the most common word in the English language? The word "the" (or, you know, 'the' word).