Answer: 1. Efficacious
2. Dexterous
3. Dynamic
4. Effortenry
5. Disparaged
Step-by-step explanation:
1. We had hoped that someone would discover an efficacious treatment of AIDS.
Efficacious means effective in producing a desired result.
2. The architect was very dexterous and could build even the most complicated models.
Dexterous means showing skills especially with the hands.
3. The aspiring actress was extremely dynamic in her performance in New York; the audience gave her a standing ovation.
Dynamic means full of energy and positive in attitude.
4. I was shocked that Nadia had the effortenry to ask for a favor immediately after she had insulted me.
Effortenry means extreme rudeness or a behavior that is not acceptable to others.
5. The opponents disparaged one another, each one attacking each other's character.
Disparage means regarding someone or something to be of little worth.