What's the noun for planless? Here's the word you're looking for.
A drawing showing technical details of a building, machine, etc., with unwanted details omitted, and often using symbols rather than detailed drawing to represent doors, valves, etc.
A set of intended actions, usually mutually related, through which one expects to achieve a goal.
A two-dimensional drawing of a building as seen from above with obscuring or irrelevant details such as roof removed, or of a floor of a building, revealing the internal layout; as distinct from the elevation.
A method; a way of procedure; a custom.
A subscription to a service; e.g., a phone plan, an internet plan.