well-founded
well–found·ed
adj \-ˈfau̇n-dəd\Definition of WELL-FOUNDED
: based on excellent reasoning, information, judgment, or grounds
See First Known Use of WELL-FOUNDED
14th century
Related to WELL-FOUNDED
Synonyms: analytic (or analytical), coherent, consequent, good, rational, reasonable, sensible, sound, valid, well-founded, well-grounded
Antonyms: illegitimate, illogical, incoherent, inconsequent, inconsequential, invalid, irrational, unreasonable, unsound, weak
Related Words: a posteriori, a priori, syllogistic; cognitive, empirical (also empiric); defendable, defensible, justifiable, maintainable, supportable, sustainable, tenable
Near Antonyms: casuistic (or casuistical), eristic (also eristical), fallacious, misleading, sophistic (or sophistical), specious; unarticulated; unscientific; absurd, cockeyed, crazy, daffy, fatuous, half-baked, half-witted, harebrained, insane, loony (also looney), mad, nonsensical, nutty, preposterous, simpleminded, stupid, weak-minded, witless; senseless, thoughtless; uncompelling, unconvincing
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