Synonyms for Course of action:

• n.

  •act (noun)
  • course of action.
  •line (noun)
  • approach,
  • ideology,
  • procedure,
  • principle,
  • scheme,
  • avenue,
  • route,
  • polity,
  • practice,
  • method,
  • program,
  • position,
  • line.
  •plan (noun)
  • outline,
  • disposition,
  • idea,
  • undertaking,
  • layout,
  • orderliness,
  • proposition,
  • meaning,
  • angle,
  • aim,
  • project,
  • platform,
  • ground plan,
  • treatment,
  • intention,
  • tactics,
  • projection,
  • big picture,
  • purpose,
  • arrangement,
  • animus,
  • intent,
  • machination,
  • proposal,
  • suggestion,
  • scenario,
  • picture,
  • deal,
  • pattern,
  • plot.
  •plan of action (noun)
  • approaching.
  •process (noun)
  • fashion,
  • working,
  • mechanism,
  • channels,
  • suit,
  • stage,
  • red tape,
  • progression,
  • performance,
  • growth,
  • rule,
  • manner,
  • progress,
  • transaction,
  • movement,
  • evolution,
  • wise,
  • advance,
  • trial,
  • formation,
  • development,
  • outgrowth,
  • case,
  • unfolding.
  •system (noun)
  • systematization,
  • theory,
  • regularity,
  • structure,
  • usage.
  •way (noun)
  • design,
  • habit,
  • thing,
  • style,
  • hang-up,
  • groove,
  • vehicle,
  • instrument,
  • shot,
  • hook,
  • use,
  • kick,
  • habitude.

• Other synonyms:

  •
  • game plan.
  •Other relevant words:
  • policy,
  • coup,
  • dodge,
  • last resort,
  • gimmick,
  • stroke,
  • means,
  • resource,
  • ad hoc measure,
  • makeshift,
  • tradition,
  • answer,
  • countermove,
  • methodology,
  • shift,
  • demarche,
  • stopgap,
  • mo,
  • stratagem,
  • improvisation,
  • expedient,
  • tack,
  • maneuver,
  • tactic,
  • custom,
  • contrivance,
  • temporary expedient,
  • operation,
  • wont,
  • ways and means,
  • proceeding,
  • jury-rig,
  • drill,
  • effort,
  • working hypothesis,
  • last expedient,
  • step,
  • device,
  • form,
  • trick,
  • move,
  • mode,
  • resort,
  • artifice,
  • routine,
  • trump,
  • technique,
  • measure,
  • modus operandi,
  • strategy,
  • shake up,
  • jury-rigged expedient,
  • standard operating procedure,
  • sop,
  • Pis Aller,
  • solution.

Antonyms for Course of action:

• n.

  • line
    fun, speech, entertainment.
  • plan
    disorganization.
  • process
    halt, inactivity, ignorance, cessation, idleness, inaction, stoppage, decrease, decline, failure.
  • system
    disorder, cog, part, reality.
  • way
    end.

Hypernym for Course of action:

• n.

  • act
    path, way, blind alley, collision course, way of life.

Hyponym for Course of action:

• n.

  • act
    action.