1. stop gap
2. procrastinate (pr oc ra st in EIGHT)
3. forthright (4th rite is underlined)
4. saved by the bell
5. a high five
6. split ends
7. undertaker (under take is an "r")
8. forever and ever (four ever + ever)
9. deviate
10. fall down and get up
11. seven up
12. yellow fever