[W/K] :: well-grounded

  well-grounded
       adj : reflects weight of sound argument or evidence; "a sound
             argument" [syn: reasoned, sound]

  112 Moby Thesaurus words for "well-grounded":
     adamantine, admissible, authoritative, binding, bulky, calculable,
     cogent, confirmed, consistent, credible, deep-dyed, deep-engraven,
     deep-fixed, deep-grounded, deep-laid, deep-rooted, deep-seated,
     deep-set, deep-settled, dense, dependable, durable,
     dyed-in-the-wool, embedded, embossed, enduring, engrafted,
     engraved, entrenched, established, etched, faithful, faithworthy,
     fast, firm, firmly established, good, graven, hard, heavy,
     implanted, impressed, imprinted, indelibly impressed, infixed,
     ingrained, ingrown, inveterate, invincible, inwrought, just,
     justifiable, lasting, lawful, legal, legitimate, logical,
     long-established, massive, old-line, on a rock, on bedrock,
     plausible, predictable, rational, reasonable, reliable, rooted,
     rugged, sane, secure, self-consistent, sensible, set, settled,
     solid, sound, stabilized, stable, staunch, steadfast, steady,
     stout, strong, sturdy, substantial, sufficient, sure, surefire,
     tough, trustworthy, trusty, unfailing, unyielding, valid, vested,
     weighty, well-argued, well-built, well-constructed, well-educated,
     well-established, well-founded, well-informed, well-made,
     well-posted, well-read, well-set, well-settled, well-versed,
     wholesome, widely read