Synonyms for Well-founded:

• adj.

  •good (adjective)
  • trustworthy,
  • dependable,
  • justified,
  • loyal,
  • proper,
  • orthodox,
  • strict,
  • honest,
  • regular,
  • well-founded,
  • bona fide,
  • reliable,
  • genuine,
  • conforming.
  •just (adjective)
  • exact,
  • faithful,
  • veracious,
  • correct,
  • veridical,
  • undistorted,
  • normal,
  • right.
  •legitimate (adjective)
  • sure,
  • canonical,
  • recognized,
  • customary,
  • justifiable,
  • sensible,
  • usual,
  • logical,
  • fair,
  • reasonable,
  • lawful,
  • verifiable,
  • real,
  • typical,
  • appropriate,
  • acknowledged,
  • received,
  • admissible,
  • probable,
  • natural,
  • consistent,
  • official,
  • statutory,
  • sanctioned,
  • innocent,
  • rightful,
  • authorized,
  • on the level,
  • accredited,
  • licit,
  • warranted,
  • accepted,
  • on the up and up.
  •secure (adjective)
  • conclusive,
  • self-confident,
  • sure thing,
  • absolute,
  • carefree,
  • resolute,
  • shoo-in,
  • nailed down,
  • reassured,
  • assured,
  • determined,
  • on ice,
  • in the bag,
  • tried and true,
  • able,
  • sanguine,
  • self-assured,
  • easy,
  • cinch,
  • hopeful,
  • unanxious,
  • confident.
  •sound (adjective)
  • faultless,
  • intellectual,
  • advisable,
  • accurate,
  • thoughtful,
  • right-thinking,
  • precise,
  • right-minded,
  • satisfactory,
  • well advised,
  • flawless,
  • impeccable,
  • responsible,
  • well-advised,
  • deep,
  • all there,
  • satisfying,
  • got it together,
  • profound.
  •stable (adjective)
  • calm,
  • immutable,
  • brick-wall,
  • staying put,
  • uniform,
  • brick wall,
  • perdurable,
  • stabile,
  • unalterable,
  • unwavering,
  • solid as a rock,
  • set in stone,
  • permanent,
  • unchangeable,
  • together,
  • poised,
  • invariable,
  • equable,
  • unfluctuating,
  • abiding,
  • solid as rock,
  • stationary,
  • stalwart,
  • unvarying,
  • Anchored,
  • Nailed,
  • even.
  •strong (adjective)
  • clear-cut,
  • able-bodied,
  • stiff,
  • capable,
  • fixed,
  • overpowering,
  • robust,
  • muscular,
  • hale,
  • hardy,
  • tenacious,
  • strapping,
  • urgent,
  • big,
  • clear,
  • clear cut,
  • great,
  • reinforced,
  • stimulating,
  • effective,
  • marked,
  • forcible,
  • stark,
  • athletic,
  • heavy-duty,
  • vigorous,
  • mighty,
  • sharp,
  • hearty,
  • active,
  • hard as nails,
  • trenchant,
  • influential,
  • in fine feather,
  • sinewy,
  • energetic.
  •unquestionable (adjective)
  • manifest,
  • pat,
  • obvious,
  • superior,
  • unimpeachable,
  • positive,
  • downright,
  • unequivocal,
  • self-evident,
  • patent,
  • undoubted,
  • cold,
  • perfect,
  • veritable,
  • unmistakable,
  • undisputable,
  • indubitable.
  •valid (adjective)
  • more unanswerable,
  • un corrupted,
  • un-answerable,
  • more valid,
  • un adulterated,
  • de terminative,
  • un-corrupted,
  • de-terminative,
  • un answerable,
  • un-adulterated,
  • more attested,
  • more proven,
  • most attested,
  • most unanswerable,
  • most proven.
  •well-founded (adjective)
  • rock-solid.

• n.

  •
  • authentic,
  • realistic,
  • undeniable,
  • definitely,
  • true,
  • certain,
  • objective,
  • definite,
  • factual.
  •
  • balanced,
  • sane,
  • wise,
  • reason,
  • sapient,
  • prudent,
  • sage,
  • rational,
  • sagacious.
  •
  • tight,
  • solid.

• Other synonyms:

  •
  • commonsensical,
  • levelheaded,
  • valid,
  • commonsensible,
  • well-grounded.
  •
  • judicious.
  •
  • cogent.
  •Other relevant words:
  • deep-rooted,
  • rugged,
  • ingrown,
  • implanted,
  • well-established,
  • actual,
  • massive,
  • consequent,
  • creditable,
  • convincing,
  • trusty,
  • confirmed,
  • due,
  • deep-dyed,
  • provable,
  • binding,
  • inveterate,
  • impressed,
  • substantiated,
  • rooted,
  • set,
  • staunch,
  • graven,
  • enduring,
  • venerable,
  • settled,
  • dense,
  • sober,
  • plausible,
  • sufficient,
  • lasting,
  • heavy,
  • authoritative,
  • bulky,
  • analytic,
  • etched,
  • potent,
  • based on hard data,
  • forceful,
  • believable,
  • concrete,
  • imprinted,
  • long-standing,
  • commonsense,
  • proven,
  • credible,
  • safe,
  • stout,
  • surefire,
  • persuasive,
  • incontestable,
  • deserved,
  • well-known,
  • unyielding,
  • traditional,
  • hard,
  • long-established,
  • based on hard facts,
  • well-made,
  • incontrovertible,
  • sturdy,
  • ingrained,
  • calculable,
  • powerful,
  • substantial,
  • well-set,
  • informed,
  • firm,
  • formidable,
  • proved,
  • coherent,
  • Faithworthy,
  • reasoned,
  • indisputable,
  • fast,
  • invincible,
  • tough,
  • Infixed,
  • old-line,
  • redoubtable,
  • well-built,
  • condign,
  • established,
  • fitting,
  • dyed-in-the-wool,
  • steady,
  • weighty,
  • unfailing,
  • vested,
  • engraved,
  • irrefutable,
  • likely,
  • wholesome,
  • legal,
  • predictable,
  • puissant,
  • durable,
  • compelling,
  • steadfast,
  • embossed,
  • telling,
  • deep-seated.

Paraphrases for Well-founded:

• Equivalence

  • Adjective
    well-grounded, well-justified.

• Forward Entailment

  • Proper noun, singular
    founded.

• Independent

  • Adjective
    well-argued, unfounded, informed, well-considered, ill-founded, well-established, unsubstantiated, warranted, well-documented, groundless, reasonable, motivated, evidence-based, unwarranted, meaningful, unjustified, correct, unjustifiable, sound, strong, rightful, detailed, defensible, meritorious, lawful, baseless, serious, thorough, probable, factual.
  • Noun, singular or mass
    sound.

• Other Related

  • Adjective
    substantiated, well-informed, well-reasoned, justifiable, legitimate, founded, substantial, solid.

Antonyms for Well-founded:

• adj.

  • Other antonyms:
    groundless, Eristic, Daffy, preposterous, absurd, thoughtless, loony.

• Other antonyms:

  • n.
    ill-founded.

Hypernym for Well-founded:

• Other hypernyms:

  • n.
    founded.