Answer:
1. Malnourish.
2. Interstate.
3. Dismal.
4. Malice.
5. Malfunction.
6. Malignant.
7. Interfere.
8. Interim.
9. Intrapersonal.
10. Intrastate.
Explanation:
1. If a mother cannot produce enough milk, it could malnourish her child.
2. Interstate travel in the US is quite easy since every state has the same currency and speaks the same language (for the most part).
3. The house looked dismal after the storm, with a tattered roof, broken windows, and peeling paint.
4. The distraught man, full of malice took his knife to every tire in the parking lot.
5. The toy cat started to malfunction and wouldn't stop meowing until we finally broke it.
6. Paula is having a biopsy to determine if the tumor is malignant.
7. I didn't want to interfere with the arguing couple, but he had dropped his hat onto the floor.
8. Michael was the interim chief, but it seemed he was making plans to stay permanently.
9. Kiki is an introvert and prefers intrapersonal activities to social ones.
10. Florida's tourism industry attracts many of its own residents for intrastate travel.