The word is: BUS
Now think of...
1. Something bigger than a bus:
2. Something smaller than a bus:
3. A verb that goes with bus:
4. A word that comes earlier in the dictionary than bus:
5. A longer word beginning with the same letter:
6. A shorter word beginning with the same letter:
7. An adjective to describe bus:
8. The opposite of that adjective:
9. Three things similar to a bus:
Now change the word and go again. To make it harder you could say all the answers have to include or start with the letter C. Or any other letter.