Synonyms for Illegitimate:

• adj.

  •all (adjective)
  • illegitimate,
  • outlawed,
  • outlaw.
  •clandestine (adjective)
  • more under the counter,
  • under-cover,
  • most under the counter,
  • hush hush,
  • in holes corners,
  • more under-the-counter,
  • hushhush,
  • under wraps,
  • under-ground,
  • on q t,
  • more closet,
  • on qt,
  • foxy,
  • under hand,
  • most closet,
  • in holes and corners,
  • most under-the-counter,
  • under cover,
  • on quiet,
  • under-hand,
  • on the q t.
  •criminal (adjective)
  • scandalous,
  • most racket,
  • most indictable,
  • out line,
  • un righteous,
  • off base,
  • most unrighteous,
  • most wildcat,
  • more racket,
  • more wildcat,
  • un-righteous,
  • shady,
  • more unrighteous,
  • more indictable.
  •illegal (adjective)
  • taboo,
  • offensive,
  • actionable,
  • extralegal,
  • felonious,
  • punishable,
  • not legal,
  • verboten,
  • unjust,
  • wildcat,
  • lawless,
  • unwarranted,
  • unlicensed,
  • forbidden,
  • under the table,
  • illegal,
  • unwarrantable,
  • black-market,
  • bootleg,
  • outside the law,
  • unconstitutional,
  • not approved.
  •illicit (adjective)
  • in violation law,
  • contrary law.
  •not legal (adjective)
  • contraband,
  • improper,
  • wicked,
  • supposititious,
  • invalid.
  •outlawed (adjective)
  • out-lawed,
  • out lawed.
  •unauthorized (adjective)
  • most nono,
  • more unapproved,
  • un justified,
  • most no-no,
  • more no no,
  • more no-no,
  • most unapproved,
  • out bounds,
  • un-authorized,
  • un-sanctioned,
  • most pirated,
  • un sanctioned,
  • more nono,
  • most no no,
  • most unsanctioned,
  • un authorized,
  • more pirated,
  • more unsanctioned,
  • un-approved,
  • un-justified,
  • nono,
  • un approved,
  • over line.
  •unconstitutional (adjective)
  • un-constitutional,
  • un constitutional.
  •unlawful (adjective)
  • un-lawful,
  • un lawful.
  •unreasonable (adjective)
  • most too too,
  • most too-too,
  • costing arm leg,
  • costing an arm a leg,
  • more overkill,
  • most absonant,
  • un-juster,
  • most tootoo,
  • uncalledfor,
  • un-due,
  • un just,
  • un-duest,
  • more too too,
  • un-justest,
  • priciest,
  • tootoo,
  • un conscionable,
  • un-conscionable,
  • costing arm and leg,
  • costing an arm and leg,
  • over much,
  • un fair,
  • more tootoo,
  • un-fairer,
  • in temperate,
  • costing an arm leg,
  • in-temperate,
  • un rightful,
  • un-fair,
  • un-rightful,
  • more too-too,
  • over-kill,
  • too too,
  • un-just,
  • un-justifiable,
  • un-fairest,
  • farout,
  • costing arm and a leg,
  • un fairest,
  • un justifiable,
  • in-ordinate,
  • un due,
  • un-reasonable,
  • un juster,
  • pricier,
  • more unrightful,
  • most overkill,
  • costing arm a leg,
  • un duest,
  • over kill,
  • more absonant,
  • un reasonable,
  • un-duer,
  • un justest,
  • most unrightful,
  • un fairer.
  •unreasoned (adjective)
  • un-reasoned,
  • un reasoned.
  •wrongful (adjective)
  • dis-honorable,
  • dis honest,
  • re-prehensible,
  • dis-honest,
  • dis honorable,
  • re prehensible,
  • un-ethical,
  • un ethical.

• n.

  •
  • in contravention of something,
  • out of bounds.
  •
  • wrong.
  •
  • law.
  •
  • kin.
  •adulterine (noun)
  • adulterine.
  •base (noun)
  • base.
  •baseborn (noun)
  • baseborn.
  •bastardly (noun)
  • bastardly.
  •by-blow (noun)
  • by-blow.
  •fatherless (noun)
  • fatherless.
  •illegitimate (noun)
  • misbegotten,
  • love child,
  • misbegot,
  • left-handed,
  • illegitimate child,
  • whoreson.
  •illogical (noun)
  • illogical,
  • incorrect,
  • unsound,
  • unacceptable,
  • twisted.

• Other synonyms:

  •
  • lineal,
  • no-go,
  • familial,
  • motherless,
  • filial,
  • illegitimacy,
  • off-limits.
  •
  • kinship,
  • questionable,
  • Family,
  • unrelated,
  • unofficial.
  •
  • related.
  •
  • removed.
  •
  • distant.
  •
  • direct.
  •
  • natural.
  •
  • close.
  •love child
  • natural child.
  •Other relevant words:
  • Fiendish,
  • perverted,
  • opprobrious,
  • artificial,
  • villainous,
  • disagreeable person,
  • make-believe,
  • put on,
  • anarchic,
  • bastardy,
  • queer,
  • untrue,
  • inconsequent,
  • indeed,
  • cur,
  • basal,
  • affected,
  • rotten,
  • embezzled,
  • diabolic,
  • false,
  • erroneously,
  • dickhead,
  • snide,
  • mistakenly,
  • mean,
  • Falsified,
  • bastardise,
  • crooked,
  • humble,
  • forged,
  • inauthentic,
  • dishonorable,
  • banned,
  • feigned,
  • fraudulent,
  • motherfucker,
  • crookedly,
  • fictitious,
  • faked,
  • unauthentic,
  • fake,
  • abominable,
  • prickle,
  • apocryphal,
  • blameworthy,
  • disgraceful,
  • tricky,
  • pretended,
  • weak,
  • against the law,
  • unconventional,
  • vile,
  • whine,
  • fret,
  • dummy,
  • catchpenny,
  • Interdicted,
  • spur,
  • man-made,
  • junky,
  • Unapt,
  • tin,
  • bad,
  • Disallowed,
  • sinful,
  • Justiciable,
  • unethical,
  • Miscreated,
  • badly,
  • terrible,
  • embellished,
  • ungenuine,
  • scamped,
  • Plated,
  • unreal,
  • asshole,
  • so-called,
  • illogic,
  • indirectly,
  • Triable,
  • proscribed,
  • moan,
  • fictive,
  • meanspirited,
  • fallacious,
  • distorted,
  • corrupt,
  • truly,
  • self-styled,
  • immoral,
  • usurped,
  • chargeable,
  • not genuine,
  • soi-disant,
  • faeces,
  • really,
  • shameful,
  • surreptitious,
  • nonconstitutional,
  • diagonally,
  • minor,
  • reprehensible,
  • wail,
  • twinge,
  • anomic,
  • out of wedlock,
  • inapplicable,
  • dishonest,
  • unallowed,
  • misbranded,
  • puncture,
  • dishonourable,
  • Bantling,
  • bite,
  • unjustly,
  • non-standard,
  • black market,
  • debased,
  • awry,
  • irregular,
  • ersatz,
  • pinchbeck,
  • unreasoning,
  • excrement,
  • Titivated,
  • Counterfeited,
  • flawed,
  • lowly,
  • incompletely,
  • fallaciously,
  • mongrel,
  • disguised,
  • dreadful,
  • mock,
  • phony,
  • stab,
  • evil,
  • bar sinister,
  • cross,
  • sob,
  • nullius filius,
  • misappropriated,
  • sham,
  • infernal,
  • base-born,
  • unscrupulous,
  • inaccurately,
  • meretricious,
  • garbled,
  • defectively,
  • synthetic,
  • unfair,
  • assumed,
  • extramarital,
  • imperfectly,
  • bogus,
  • cocksucker,
  • break the law,
  • unnatural,
  • unauthorised,
  • obliquely,
  • cry,
  • impermissible,
  • aslant,
  • quasi,
  • prick,
  • undue,
  • foul,
  • pang,
  • sophisticated,
  • prohibited,
  • crap,
  • warped,
  • counterfeit,
  • anarchistic,
  • improperly,
  • shit,
  • colored,
  • nonlegal,
  • lopsidedly,
  • naughty,
  • adulterated,
  • falsely,
  • brummagem,
  • simulated,
  • injudicious,
  • iniquitous,
  • tinsel,
  • bastardize,
  • wrongly,
  • embroidered,
  • imitation,
  • cock,
  • factitious,
  • amiss,
  • shoddy,
  • incorrectly,
  • faultily,
  • pseudo,
  • extrajudicial,
  • under-the-table,
  • not allowed,
  • awful,
  • Colorable.

Paraphrases for Illegitimate:

• Equivalence

  • Adjective
    improper, illegal.
  • Proper noun, singular
    illegal.

• Forward Entailment

  • Adjective
    legitimate.
  • Proper noun, singular
    legitimate.

• Independent

  • Adjective
    spurious, ill-gotten, irregular, unjustified, unauthorised, inappropriate, unjustifiable, unnatural, lawful, anti-illegal, unjust, legitimacy, clandestine, unfounded, unreasonable, extrajudicial, licit, unauthorized, Unapproved, abusive, rightful, fraudulent, invalid.

• Other Related

  • Adjective
    unwarranted, impermissible, natural, undue.

Antonyms for Illegitimate:

• adj.

  • all
    legitimate.
  • not legal
    justifiable, ethical, moral, good, sanctioned, right, proper, legal, lawful, warranted, authorized, blessed.
  • Other antonyms:
    enlightened, solid, informed, endorsed, correct, validated, supported, persuasive, corroborated, sober, virtuous, clear, licensed, encouraged, seemly, organized, sane, substantiated, righteous, decorous, demonstrated, sensible, compelling, commonsense, credible, principled, approved, cogent, confirmed, reasoned, sure, wise, convincing, satisfying, ordered, permitted, certain, suggested, plausible, true, established, decent.