- Viability
n. ability to be done in a practical or useful way
The viability of the solution is questionable.
- Predecessor
n. someone who comes before you (usu. in position or office)
My predecessor gave me many tips for running the office.
- Simple
adj. easy; not complex adj. undecorated
This math problem is so simple even a first grader can solve it. The simple beauty of the ocean is what makes it memorable.