The Collaborative International Dictionary of English v.0.48:

Stodgy \Stodg"y\, a.
   Wet. [Prov. Eng.] --G. Eliot.
   [1913 Webster] Stoechiology

WordNet (r) 3.0 (2006):

stodgy
    adj 1: heavy and starchy and hard to digest; "stodgy food"; "a
           stodgy pudding served up when everyone was already full"
    2: (used pejoratively) out of fashion; old fashioned; "moss-
       grown ideas about family life" [syn: fogyish, moss-grown,
       mossy, stick-in-the-mud(p), stodgy]
    3: excessively conventional and unimaginative and hence dull;
       "why is the middle class so stodgy, so utterly without a
       sense of humor?"; "a stodgy dinner party" [syn: stodgy,
       stuffy]

Moby Thesaurus II by Grady Ward, 1.0:

141 Moby Thesaurus words for "stodgy":
   Spartan, adhesive, aloof, amylaceous, apathetic, arid, banausic,
   barren, blah, bland, blank, bloodless, boring, characterless,
   clabbered, clammy, clotted, coagulated, cold, colorless, curdled,
   dead, deadly, detached, dim, dismal, doughy, dowdy, draggy,
   drearisome, dreary, dry, dryasdust, dull, dusty, effete,
   elephantine, empty, etiolated, fade, flat, fogyish, frumpish,
   frumpy, fuddy-duddy, gaumy, gelatinous, glairy, gluelike, gluey,
   glutenous, glutinose, glutinous, gooey, grumous, gumbo, gumbolike,
   gumlike, gummous, gummy, heavy, ho-hum, hollow, humdrum, inane,
   indifferent, indomitable, inexcitable, insipid, inspissated,
   jejune, jelled, jellied, jellylike, leaden, lifeless,
   long-suffering, low-spirited, matter-of-fact, monotone, monotonous,
   mucilaginous, old-fogy, old-fogyish, out-of-date, outmoded, pale,
   pallid, pasty, patient, pedantic, pedestrian, phlegmatic, plodding,
   pointless, poky, ponderous, ravaged with age, resigned, ropy,
   self-controlled, senile, slabby, slimy, slithery, slow, solemn,
   spiritless, starchy, sterile, sticky, stiff, stoic, stolid,
   stringy, stuffy, superficial, syrupy, tacky, tasteless, tedious,
   tenacious, thick, thickened, tiresome, tough, tremelloid,
   tremellose, turgid, unassailable, unconcerned, unexciting,
   unimaginative, uninteresting, unlively, vapid, viscid, viscose,
   viscous, weighty, wooden