The Collaborative International Dictionary of English v.0.48:

Maggoty \Mag"got*y\, a.
   1. Infested with maggots.
      [1913 Webster]

   2. Full of whims; capricious. --Norris.
      [1913 Webster]

WordNet (r) 3.0 (2006):

maggoty
    adj 1: spoiled and covered with eggs and larvae of flies;
           "flyblown meat"; "a sack of maggoty apricots" [syn:
           flyblown, maggoty]

Moby Thesaurus II by Grady Ward, 1.0:

148 Moby Thesaurus words for "maggoty":
   Gothic, abnormal, anomalous, arbitrary, bad, barfy, baroque,
   bizarre, blasted, blighted, blown, brackish, brain-born,
   capricious, cloying, crank, crankish, cranky, crappy, crotchety,
   despoiled, deviant, deviative, different, disgusting, divergent,
   dotty, dream-built, eccentric, erratic, exceptional, extravagant,
   fanciful, fancy-born, fancy-built, fancy-woven, fantasied,
   fantasque, fantastic, fecal, feculent, fetid, fey, filthy, flaky,
   florid, flyblown, foul, freakish, frowsty, frowsy, frowzy, fulsome,
   funny, fusty, gloppy, grotesque, gunky, harebrained, high,
   humorsome, icky, idiocratic, idiosyncratic, irregular, kinky,
   kooky, malodorous, mawkish, mephitic, mildewed, moldering, moldy,
   moody, moth-eaten, motiveless, mucky, musty, nasty, nauseant,
   nauseating, nauseous, noisome, notional, noxious, nutty, odd,
   oddball, odious, offensive, ordurous, outlandish, overripe,
   peculiar, petulant, poisonous, preposterous, puky, putrid, queer,
   quirky, rancid, rank, ravaged, rebarbative, repulsive, rococo,
   rotten, scabby, screwball, screwy, scummy, scurfy, shitty,
   sickening, singular, slabby, slimy, sloppy, sloshy, sludgy, slushy,
   smutted, smutty, spoiled, sposhy, stinking, strange, temperamental,
   twisted, unconventional, unnatural, unreasonable, unrestrained,
   vagarious, vagrant, vile, vomity, wacky, wanton, wayward, weevily,
   whimsical, wild, worm-eaten, wormy, yecchy, yucky