Definitions
1.adjective(of people) Capable of being easily led, taught, or managed.
2.adjective(of a problem) Easy to deal with or manage
3.adjectiveCapable of being shaped; malleable.
4.adjectiveCapable of being handled or touched.
5.adjectiveSufficiently operationalizable or useful to allow a mathematical calculation to proceed toward a solution.
6.adjectiveOf a decision problem, algorithmically solvable fast enough to be practically relevant, typically in polynomial time.