Possible and Executable

noun

• Something that can be done.
  • usage: "politics is the art of the possible"
• An applicant who might be suitable.

adjective

• Capable of happening or existing.
  • usage: "a breakthrough may be possible next year"; "anything is possible"; "warned of possible consequences"
• Existing in possibility.
  • usage: "a potential problem"; "possible uses of nuclear power"
  • synonyms: potential

(a.) Capable of existing or occurring or of being conceived or thought of; able to happen; capable of being done; not contrary to the nature of things; -- sometimes used to express extreme improbability; barely able to be or to come to pass; as, possibly he is honest, as it is possible that Judas meant no wrong.

adjective

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

(a.) Capable of being executed; feasible; as, an executable project.