Synonyms for Compulsory:

• adj.

  •all (adjective)
  • compulsory.
  •binding (adjective)
  • de rigueur,
  • requisite.
  •compelling (adjective)
  • more constraining,
  • most constraining.
  •destined (adjective)
  • most foreordained,
  • most brewing,
  • more brewing,
  • ordained,
  • way ball bounces,
  • de signed,
  • de-signed,
  • more compelled,
  • most overhanging,
  • more foreordained,
  • most compelled,
  • most predesigned,
  • more meant,
  • in escapable,
  • most designed,
  • more predestined,
  • over-hanging,
  • more designed,
  • in cards,
  • pre-destined,
  • overhanging,
  • most meant,
  • in-tended,
  • pre-determined,
  • more overhanging,
  • pre-designed,
  • fore-ordained,
  • pre designed,
  • in wind,
  • pre determined,
  • that is be,
  • most predestined,
  • more predesigned,
  • pre destined,
  • over hanging,
  • fore ordained,
  • in tended,
  • in-escapable.
  •forcible (adjective)
  • forcible,
  • mightiest,
  • puissant.
  •hard-and-fast (adjective)
  • set in concrete.
  •imperative (adjective)
  • importunate,
  • in-dispensable,
  • in dispensable.
  •imperious (adjective)
  • overweening,
  • more compulsatory,
  • high-handed,
  • ex acting,
  • high handed,
  • ex-acting,
  • over-weening,
  • over weening,
  • most compulsatory.
  •inevitable (adjective)
  • in bag,
  • de creed,
  • de-creed,
  • un preventable,
  • more decreed,
  • in-evitable,
  • more ineludible,
  • pre scribed,
  • pre-scribed,
  • most unpreventable,
  • in flexible,
  • unpreventable,
  • in-flexible,
  • in the bag,
  • un-preventable,
  • more unpreventable,
  • most ineludible,
  • irresistible,
  • fated,
  • in evitable,
  • most decreed,
  • no ifs ands buts.
  •inexorable (adjective)
  • un movable,
  • re-solute,
  • in-exorable,
  • remorseless,
  • re solute,
  • un-movable,
  • un-yielding,
  • un-appeasable,
  • un relenting,
  • set stone,
  • un compromising,
  • single minded,
  • like death taxes,
  • un yielding,
  • bound determined,
  • un-bending,
  • un bending,
  • un appeasable,
  • in exorable,
  • un-compromising.
  •involuntary (adjective)
  • more will-less,
  • un-witting,
  • re flexer,
  • un conscious,
  • un-calculated,
  • most begrudging,
  • re flex,
  • more unmeditated,
  • most grudging,
  • willless,
  • most willless,
  • un willing,
  • more willless,
  • more begrudging,
  • more will less,
  • un intended,
  • un prompted,
  • most will-less,
  • un-conscious,
  • un-prompted,
  • more uncalculated,
  • re-flex,
  • re-flexer,
  • most unprompted,
  • be grudging,
  • most reflexive,
  • un-intentional,
  • un-willing,
  • un-controlled,
  • will less,
  • un witting,
  • un intentional,
  • un calculated,
  • un meditated,
  • most uncalculated,
  • more unprompted,
  • un controlled,
  • most unmeditated,
  • re flexest,
  • in voluntary,
  • un-intended,
  • more grudging,
  • more reflexive,
  • most will less,
  • un-meditated,
  • in-voluntary,
  • un-thinking,
  • kneejerk,
  • un thinking,
  • un-premeditated,
  • be-grudging,
  • re-flexest.
  •irresistible (adjective)
  • compelling.
  •mandatory (adjective)
  • Irremissible,
  • more irremissible,
  • needful,
  • most irremissible.
  •necessary (adjective)
  • more all-important,
  • bottomline,
  • more bottom-line,
  • more allimportant,
  • more all important,
  • most bottom-line,
  • para mount,
  • most all-important,
  • most allimportant,
  • most all important,
  • most bottom line,
  • more necessary,
  • pre requisite,
  • all important,
  • para-mount,
  • most bottomline,
  • name game,
  • allimportant,
  • more bottomline,
  • wanted,
  • more bottom line.
  •obligatory (adjective)
  • indispensable,
  • pressing.
  •required (adjective)
  • must,
  • prerequisite,
  • inescapable,
  • proviso.
  •required/requisite (adjective)
  • more condign,
  • more demanded,
  • most demanded,
  • de-served,
  • most condign,
  • de served,
  • re-commended,
  • re commended.
  •unavoidable (adjective)
  • more inevasible,
  • unescapable,
  • Inevasible,
  • un escapable,
  • un avoidable,
  • open shut,
  • more unescapable,
  • un-escapable,
  • most unescapable,
  • un-avoidable,
  • locked up,
  • open and shut,
  • most inevasible.
  •undeniable (adjective)
  • in-controvertible,
  • un-assailable,
  • in dubitable,
  • in-arguable,
  • no ifs buts,
  • un answerable,
  • in controvertible,
  • in disputable,
  • most unanswerable,
  • in-contestable,
  • un-questionable,
  • in-disputable,
  • un doubted,
  • un-doubted,
  • no ifs or buts,
  • in contestable,
  • more unanswerable,
  • in-dubitable,
  • no ifs and buts,
  • un-answerable,
  • in arguable,
  • un-deniable,
  • un deniable.

• n.

  •
  • obligation.
  •
  • willing.
  •compulsory (noun)
  • essential,
  • set,
  • contractual,
  • Stipulated.
  •necessary (noun)
  • at all costs,
  • without fail,
  • of necessity.

• Other synonyms:

  •necessary
  • implicit,
  • need,
  • vital,
  • have,
  • staple,
  • basic,
  • mission-critical,
  • want.
  •Other relevant words:
  • despotic,
  • bounden,
  • irrevocable,
  • compelled,
  • ineluctable,
  • restrictive,
  • life-or-death,
  • autocratic,
  • Decretory,
  • compel,
  • needed,
  • driven,
  • compulsive,
  • life-and-death,
  • high-priority,
  • Avoidless,
  • tyrannical,
  • commanding,
  • jammed in,
  • enforced,
  • demanding,
  • prescriptive,
  • Commanded,
  • central,
  • imprisoned,
  • Coerced,
  • fundamental,
  • cardinal,
  • dictatorial,
  • constrained,
  • irresponsible,
  • haughty,
  • aggressive,
  • peremptory,
  • dogmatic,
  • ultimate,
  • automatic,
  • arrogant,
  • Coactive,
  • necessitous,
  • pivotal,
  • reluctant,
  • of the essence,
  • violent,
  • decisive,
  • crucial,
  • driving,
  • under restraint,
  • in swaddling clothes,
  • prisoner,
  • important,
  • sine qua non,
  • at the head,
  • influential,
  • Restraining,
  • urgent,
  • prescript,
  • resistless,
  • mandated,
  • paramount,
  • positive,
  • uncontrollable,
  • lordly,
  • Demanded,
  • stringent,
  • absolute,
  • overbearing,
  • exacting,
  • unequivocal,
  • wedged in,
  • imposed,
  • Entailed,
  • preponderant,
  • restrained,
  • without choice,
  • critical,
  • arbitrary,
  • top-priority,
  • domineering,
  • in custody,
  • in the ascendant,
  • under hatches,
  • unconditional,
  • key,
  • controlling,
  • supreme,
  • compulsorily,
  • dominant,
  • dictated,
  • final,
  • Choiceless,
  • authoritative,
  • predominant,
  • exigent,
  • conclusive,
  • nonelective.

Paraphrases for Compulsory:

• Equivalence

  • Cardinal number
    mandatory.
  • Determiner
    mandatory, obligatory.
  • Adjective
    mandatory, obligatory.
  • Proper noun, singular
    mandatory, obligatory.
  • Noun, singular or mass
    mandatory, obligatory.
  • Adverb
    mandatory.

• Reverse Entailment

  • Adjective
    non-compulsory.

• Independent

  • Adjective
    peremptory, compulsive, non-compensatory, enforceable, compelling, compensatory, restrictive, prescriptive, Coerced, forceful, indispensable, overarching, constraining, imperative, duty-bound, prescribed, requisite, obligate, required, optional, obligated, non-discretionary.
  • Proper noun, singular
    required.
  • Noun, singular or mass
    Les, non-compensatory, compulsion, imperative, required.
  • Adverb
    mandatorily, obligatorily, necessarily, forcefully.
  • Verb, base form
    compel.

• Other Related

  • Adverb
    compulsorily.

Antonyms for Compulsory:

• adj.

  • binding
    liberated, optional, voluntary, inessential, unnecessary, free, unstipulated, Liberalized.
  • Other antonyms:
    contingent, conditional, unwanted, submissive, insignificant, dispensable, humble, lowly, meek, ductile, accountable, inconsequential, nonessential, constitutional, yielding, chosen, unneeded, mild, unimportant, responsible, gentle, lenient, compliant, limited, docile, complaisant.

• Other antonyms:

  • n.
    discretional.

• n.

  • compulsory
    discretionary.