Synonyms for Gratuitous:

• adj.

  •all (adjective)
  • gratuitous.
  •baseless (adjective)
  • unconfirmed,
  • Foundationless,
  • uncorroborated,
  • ungrounded,
  • reasonless,
  • unsupported.
  •complimentary (adjective)
  • free lunch,
  • most costless,
  • compest,
  • most donated,
  • as perk,
  • more chargeless,
  • free of charge,
  • most courtesy,
  • most chargeless,
  • more costless,
  • comper,
  • more courtesy,
  • free charge,
  • more donated.
  •for free (adjective)
  • on the house.
  •free (adjective)
  • freest,
  • for love,
  • on the cuff,
  • unpaid,
  • unasked-for,
  • willing,
  • free ride,
  • free of cost,
  • for nothing.
  •generous (adjective)
  • eleemosynary.
  •gratis (adjective)
  • as gift,
  • without recompense.
  •groundless (adjective)
  • unprovoked,
  • illogical,
  • causeless.
  •honorary (adjective)
  • titular,
  • nominal,
  • commemorative,
  • honorary.
  •inessential (adjective)
  • in essential,
  • in-essential.
  •inordinate (adjective)
  • overindulgent,
  • unmeasurable,
  • untempered,
  • uncurbed.
  •merciless (adjective)
  • un relenting,
  • in-humane,
  • un flinching,
  • unsparing,
  • most ironfisted,
  • most iron fisted,
  • un sparing,
  • iron fisted,
  • more ironfisted,
  • un-forgiving,
  • having killer instinct,
  • un-flinching,
  • more iron-fisted,
  • unforgiving,
  • un-pitying,
  • un-sparing,
  • un forgiving,
  • in humane,
  • un pitying,
  • un sympathetic,
  • in-exorable,
  • un-appeasable,
  • un yielding,
  • more iron fisted,
  • un-yielding,
  • dog eat dog,
  • un feeling,
  • un appeasable,
  • un-merciful,
  • un merciful,
  • most iron-fisted.
  •mindless (adjective)
  • more daydreaming,
  • most daydreaming,
  • witless,
  • most mooning,
  • un thinking,
  • un-aware,
  • mindless,
  • un-intelligent,
  • un aware,
  • in-attentive,
  • spacedout,
  • more mooning,
  • most nitwitted,
  • un intelligent,
  • out it,
  • most brutish,
  • un-mindful,
  • more brutish,
  • more nitwitted,
  • un-thinking.
  •needless (adjective)
  • Non-essential.
  •not necessary (adjective)
  • assumed,
  • unessential,
  • inessential,
  • unsupportable,
  • indefensible,
  • bottomless.
  •on the house (adjective)
  • compliments house,
  • compliments of house,
  • for asking,
  • on house,
  • compliments the house.
  •supererogative (adjective)
  • in-constant,
  • most thriftless,
  • more fluctuating,
  • most spendthrift,
  • devil may care,
  • un-reserved,
  • more spendthrift,
  • hot cold,
  • up down,
  • more thriftless,
  • un fettered,
  • un-fettered.
  •superfluous (adjective)
  • extravagant,
  • outrageous,
  • immoderate,
  • overabundant,
  • exorbitant,
  • residuary,
  • superfluent,
  • superabundant,
  • overflowing,
  • surplus,
  • excessive,
  • copious,
  • redundant.
  •unasked (adjective)
  • without prompting,
  • of one accord,
  • of own accord,
  • of one's own accord,
  • not asked.
  •uncompelled (adjective)
  • un compelled,
  • un-compelled.
  •uncompensated (adjective)
  • un compensated,
  • un-compensated.
  •unforced (adjective)
  • un forced,
  • un-forced.
  •unfounded (adjective)
  • off-base,
  • unproven,
  • without foundation,
  • mendacious,
  • without basis.
  •unjustified (adjective)
  • un-justified,
  • un justified,
  • in judicious,
  • in-judicious.
  •unnecessary (adjective)
  • beside point,
  • noncompulsory,
  • uncritical,
  • non-compulsory.
  •unneeded (adjective)
  • un needed,
  • un-needed.
  •unpaid (adjective)
  • unindemnified,
  • unrewarded,
  • freewilled.
  •unrecompensed (adjective)
  • un recompensed,
  • un-recompensed.
  •unremunerated (adjective)
  • un remunerated,
  • un-remunerated.
  •unrequired (adjective)
  • un required,
  • un-required.
  •unsalaried (adjective)
  • un salaried,
  • un-salaried.
  •unsolicited (adjective)
  • Volunteered.
  •unwarranted (adjective)
  • unwarrantable.
  •voluntary (adjective)
  • most witting,
  • in-dependent,
  • most willed,
  • un-prescribed,
  • de liberate,
  • more free willed,
  • most designful,
  • more willed,
  • in tended,
  • more opted,
  • in-tended,
  • un prescribed,
  • in dependent,
  • most free-willed,
  • most discretional,
  • most opted,
  • most free willed,
  • most wished,
  • more designful,
  • more free-willed,
  • more discretional,
  • more witting,
  • more unprescribed,
  • most unprescribed,
  • un constrained,
  • free willed,
  • more wished,
  • de-liberate.
  •wanton (adjective)
  • more motiveless,
  • most motiveless,
  • most double crossing,
  • most doublecrossing,
  • more double crossing,
  • more double-crossing,
  • most double-crossing.

• n.

  •
  • complacency,
  • slipshod,
  • perfunctory,
  • careless,
  • remiss,
  • casual,
  • complacent,
  • like a bull in a china shop,
  • lackadaisical.
  •
  • money.
  •dispensable (noun)
  • dispensable.
  •gratuitous (noun)
  • unmerited,
  • unneeded.

• Other synonyms:

  •
  • supererogatory.
  •Other relevant words:
  • sporadic,
  • costing nothing,
  • fitful,
  • optional,
  • Suppositive,
  • corbina,
  • architect,
  • straggling,
  • nonuniform,
  • out of place,
  • spare,
  • Malapert,
  • desultory,
  • Self-determining,
  • inapplicable,
  • avertable,
  • expendable,
  • nonessential,
  • unremunerated,
  • violent,
  • without cause,
  • reveal,
  • planless,
  • malicious,
  • preventable,
  • unlooked-for,
  • fresh,
  • inapt,
  • Vouchsafed,
  • frivolous,
  • resolve,
  • Postulatory,
  • piece,
  • unsalaried,
  • Offered,
  • straggly,
  • rude,
  • chimerical,
  • tautological,
  • Purposed,
  • unrestrained,
  • demonstrate,
  • subordinate,
  • putative,
  • indiscriminate,
  • irrelevant,
  • Expenseless,
  • given,
  • Systemless,
  • evil,
  • colour,
  • Gally,
  • inappropriate,
  • willful,
  • unrequired,
  • disjunct,
  • rent-free,
  • pants,
  • imaginary,
  • unwanted,
  • unsymmetrical,
  • inchoate,
  • pleasure,
  • malevolent,
  • devoid,
  • Hazarded,
  • journalist,
  • not literal,
  • Orderless,
  • crusty,
  • intuitive,
  • explain,
  • inconsequential,
  • unclassified,
  • arbitrary,
  • disarticulated,
  • extra,
  • undirected,
  • color,
  • nonmandatory,
  • wicked,
  • tenuous,
  • compliance,
  • designer,
  • cheeky,
  • explicate,
  • impertinent,
  • verbose,
  • charitable,
  • disproportionate,
  • expound,
  • intended,
  • innocent,
  • nonsymmetrical,
  • flippant,
  • tautologic,
  • impulsive,
  • de trop,
  • biggety,
  • evitable,
  • expand,
  • wandering,
  • adulatory,
  • denote,
  • educator,
  • theoretical,
  • unsorted,
  • untaxed,
  • Unbesought,
  • malapropos,
  • peripheral,
  • bluff,
  • writer,
  • prolix,
  • meaningless,
  • uncoerced,
  • repetitious,
  • smart-ass,
  • unorganized,
  • impudent,
  • detached,
  • Unjoined,
  • derisive,
  • pedagogue,
  • in excess,
  • franco,
  • person,
  • capricious,
  • pleonastic,
  • nervy,
  • over-abundant,
  • amorphous,
  • cruel,
  • Unbought,
  • disrespectful,
  • flimsy,
  • smart,
  • unbidden,
  • inexcusable,
  • solve,
  • off-the-wall,
  • without compulsion,
  • cocky,
  • purposeless,
  • independent,
  • unsound,
  • hake,
  • in vain,
  • discretionary,
  • Unreasoned,
  • shapeless,
  • discontinuous,
  • chutzpadik,
  • designate,
  • unconnected,
  • irrational,
  • ungraded,
  • insignificant,
  • uncompensated,
  • pointless,
  • unsystematic,
  • uninfluenced,
  • pert,
  • non-germane,
  • for free,
  • wise-ass,
  • hit-or-miss,
  • saucy,
  • destitute,
  • suppositional,
  • clarify,
  • enlighten,
  • whiting,
  • wordy,
  • unjust,
  • granted,
  • Supposing,
  • unmethodical,
  • author,
  • scotfree,
  • self-determined,
  • undeserved,
  • unrelated,
  • dispersed,
  • will,
  • spasmodic,
  • scot-free,
  • kingfish,
  • uninvited,
  • autonomous,
  • extraneous,
  • Allowed,
  • brash,
  • erratic,
  • haphazard,
  • illuminate,
  • discolor,
  • misshapen,
  • gratuitously,
  • volunteer,
  • unprompted,
  • without consideration,
  • expletive,
  • unconditional,
  • Self-active,
  • Mooted,
  • convey,
  • unconscionable,
  • define,
  • random,
  • supplemental,
  • freebie,
  • adventitious,
  • decipher,
  • academic,
  • supposable,
  • unsought,
  • bestowed,
  • accessory,
  • buckshee,
  • iterative,
  • conjectural,
  • supposititious,
  • unfair,
  • speculative,
  • alien,
  • liberal,
  • self-acting,
  • man,
  • intemperate,
  • sassy,
  • vicious,
  • senseless,
  • asset,
  • improper,
  • irregular,
  • Accorded,
  • unrecompensed,
  • impart,
  • Undemanded,
  • barren,
  • free will,
  • clear,
  • vague,
  • paleness,
  • avoidable,
  • abundant,
  • annotate,
  • unordered,
  • Contributed,
  • unreasonable,
  • adscititious,
  • contemptuous,
  • unjustifiable,
  • smart-alecky,
  • whiteness,
  • Whites,
  • ask,
  • undue,
  • additional,
  • nonsystematic,
  • describe,
  • unrequested,
  • subsidiary,
  • excess,
  • illusory,
  • flip,
  • secondary,
  • unpressured,
  • suppositious,
  • Proffered,
  • presumptive,
  • useless,
  • aimless,
  • providential,
  • Immethodical,
  • disordered,
  • hypothetical,
  • interpret,
  • incoherent,
  • frank,
  • loose,
  • promiscuous,
  • Tautologous,
  • formless,
  • beside the point,
  • unfold,
  • inapposite,
  • elective,
  • unimportant,
  • instinctive,
  • Unarranged,
  • unworthy,
  • reiterative,
  • unconditioned,
  • unwelcome.

Paraphrases for Gratuitous:

• Equivalence

  • Adjective
    unwarranted, unjustified, unnecessary.

• Independent

  • Adjective
    cost-free, superfluous, no-charge, unfounded, complimentary, arbitrary, unsubstantiated, unjustifiable, unreasonable, pointless, wanton, gratis, gratuit, baseless, non-reimbursable, toll-free, unpaid, pro-bono, indiscriminate, senseless, meaningless, ill-founded, non-remunerated, useless, free-to-air, rent-free.

• Other Related

  • Adjective
    free-of-charge, groundless, free, unprovoked.

Antonyms for Gratuitous:

• adj.

  • free
    costly, reasonable, needed, warranted, expensive, deserved.
  • not necessary
    necessary, proven, called-for, justified, Grounded.
  • Other antonyms:
    crucial, required, high, vital, dear, important, all-important, urgent, pressing, indispensable, essential, merited, imperative, needful.

• Other antonyms:

  • n.
    onerous.