Sure, here are the correct forms of the words in bold type:

1. Please send your **application** to 22 Market St. (APPLY)
2. You'd be **impatient** too if you had been waiting for two hours! (PATIENT)
3. This outfit is **suitable** for the meeting, don't you think? (SUIT)
4. The **employees** at Maxwell's are all trained in customer service. (EMPLOY)
5. The children's **excitement** was obvious at the graduation ceremony. (EXCITE)
6. The film is a bit depressing as it deals with the **reality** of homeless people. (REAL)
7. He works with great **enthusiasm**. (ENTHUSE)
8. I can't find the **solution** to the last Maths problem. (SOLVE)