Workable and Adaptable

adjective

• Capable of being done with means at hand and circumstances as they are.
  • synonyms: feasible, executable, practicable, viable

(a.) Capable of being worked or worth working; as, a workable mine; workable clay.

adjective

• Capable of adapting (of becoming or being made suitable) to a particular situation or use.
  • usage: "to succeed one must be adaptable"; "the frame was adaptable to cloth bolts of different widths"

(a.) Capable of being adapted.