Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class V. Words Releasing to the Voluntary Powers
Division (I) Individual Volition
Section II. Prospective Volition
1. Conceptional Volition

626. Plan.

   NOUN:PLAN, scheme, design, project, proposal, proposition, suggestion; resolution, motion; precaution (provision) [See Preparation]; deep-laid (premeditated) [See Predetermination]- plan &c.; germ (cause) [See Cause].
  SYSTEM (order) [See Order]; organization (arrangement) [See Arrangement].
  OUTLINE, sketch, skeleton, draft or draught, ébauché [F.], brouillon [F.]; rough -cast, – draft or draught, – copy; copy; proof, revise.
  forecast, program or programme, prospectus; carte du pays [F.]; card; bill, protocol; order of the day, memoranda, list of agenda; bill of fare (food) [See Food]; base of operations; platform, plank, slate [U. S.], ticket [U. S.].
  rôle; policy (line of conduct) [See Conduct].
  CONTRIVANCE, invention, expedient, receipt, nostrum, artifice, device; pipelaying [U. S.]; stratagem (cunning) [See Cunning]; trick (deception) [See Deception]; alternative, loop-hole; shift (substitute) [See Substitution]; last shift (necessity) [See Necessity].
  MEASURE, step; stroke, – of policy; masterstroke; trump, trump card, courtcard; cheval de bataille [F.], great gun; coup, – d’état [F.]; clever -, bold -, good- -move, – hit, – stroke; bright -thought, – idea; great idea.
  INTRIGUE, cabal, plot, conspiracy, complot, machination; underplot, counterplot; mine, countermine.
  SCHEMER, schemist [rare], schematist [obs.]; strategist, machinator; Machiavellian, Machiavellist, conspirator; intrigant (cunning) [See Cunning].
  PROJECTOR, promoter, designer &c. v.; organizer, founder (fem. foundress), author, artist, builder.
   VERB:PLAN, scheme, design, frame, contrive, project, forecast, sketch; devise, invent (imagine) [See Imagination]; set one’s wits to work [See Imagination]; spring a project; fall upon, hit upon; strike -, chalk -, cut -, lay -, map- out; lay down a plan; shape -, mark- out a course; predetermine [See Predetermination]; concert, preconcert, preëstablish; prepare [See Preparation]; hatch, – a plot; concoct; take -steps, – measures.
  SYSTEMATIZE, organize; cast, recast, arrange [See Arrangement]; digest, mature.
  PLOT; counterplot, mine, countermine, dig a mine; lay a train; intrigue (cunning) [See Cunning].
   ADJECTIVE:PLANNED &c. v.; strategic or strategical.
  PLANNING &c. v.; in course of preparation [See Preparation]; under consideration, on the tapis, on the carpet, on the table.
  1. A mighty maze! but not without a plan.—Pope
  2. Lofty designs must close in like effects.—Browning