Flickering

from The Collaborative International Dictionary of English v.0.48

Flicker \Flick"er\ (fl[i^]k"[~e]r), v. i. [imp. & p. p.
   {Flickered} (fl[i^]k"[~e]rd); p. pr. & vb. n. {Flickering}.]
   [OE. flikeren, flekeren, to flutter, AS. flicerian,
   flicorian, cf. D. flikkeren to sparkle. [root]84. Cf.
   Flacker.]
   1. To flutter; to flap the wings without flying.
      [1913 Webster]

            And flickering on her nest made short essays to
            sing.                                 --Dryden.
      [1913 Webster]

   2. To waver unsteadily, like a flame in a current of air, or
      when about to expire; as, the flickering light.
      [1913 Webster]

            The shadows flicker to fro.           --Tennyson.
      [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

173 Moby Thesaurus words for "flickering":
      ablaze, adrift, afire, aflame, aflicker, afloat, aglow, alight,
      alternating, amorphous, ardent, bickering, blazing, blinking,
      brief, brisk, broken, burning, candent, candescent, capricious,
      careening, catchy, changeable, changeful, choppy, comburent,
      cometary, conflagrant, dancing, desultory, deviable, deviative,
      disconnected, discontinuous, dizzy, eccentric, erratic,
      fast and loose, fickle, fitful, flagrant, flaming, flaring,
      flashing, fleet, flickery, flicky, flighty, flitting, fluctuating,
      fluttering, fluttery, freakish, fuming, giddy, glowing, guttering,
      halting, herky-jerky, heteroclite, ignescent, ignited,
      immethodical, impetuous, impulsive, in a blaze, in a glow,
      in flames, incandescent, inconsistent, inconstant, indecisive,
      infirm, inflamed, intermittent, intermitting, irregular,
      irresolute, irresponsible, jerky, kindled, lambent, live, living,
      lurching, mazy, mercurial, meteoric, moody, nonuniform, on fire,
      patchy, playing, quick, quivering, quivery, rambling, reeking,
      restless, rough, roving, scatterbrained, scintillant,
      scintillating, scrappy, shapeless, shifting, shifty, short,
      short and sweet, short-term, short-termed, shuffling, smoking,
      smoldering, snatchy, sparking, spasmatic, spasmic, spasmodic,
      spastic, speedy, spineless, spluttering, sporadic, spotty,
      sputtering, sputtery, staggering, stroboscopic, swift,
      unaccountable, uncertain, uncontrolled, undependable,
      undisciplined, unequal, uneven, unextinguished, unfixed,
      unmethodical, unmetrical, unpredictable, unquenched, unregular,
      unreliable, unrestrained, unrhythmical, unsettled, unstable,
      unstable as water, unstaid, unsteadfast, unsteady, unsystematic,
      vacillating, vagrant, variable, veering, vicissitudinary,
      vicissitudinous, volatile, wandering, wanton, wavering, wavery,
      wavy, wayward, whimsical, wishy-washy, wobbling, wobbly