[1] : The Collaborative International Dictionary of English v.0.48

scarce \scarce\, scarcely \scarce"ly\, adv.
   1. with difficulty; hardly; scantly; barely; but just.
      1913 webster

            with a scarce well-lighted flame.     --milton.
      1913 webster

            the eldest scarcely five year was of age. --chaucer.
      1913 webster

            slowly she sails, and scarcely stems the tides.
                                                  --dryden.
      1913 webster

            he had scarcely finished, when the laborer arrived
            who had been sent for my ransom.      --w. irving.
      1913 webster

   2. frugally; penuriously. obs. --chaucer.
      1913 webster

[2] : WordNet (r) 2.0

scarcely
     adv 1: by a small margin; "they could barely hear the speaker"; "we
            hardly knew them"; "just missed being hit"; "had
            scarcely rung the bell when the door flew open";
            "would have scarce arrived before she would have found
            some excuse to leave"- w.b.yeats syn: barely, hardly,
             just, scarce
     2: almost not; "he hardly ever goes fishing"; "he was hardly
        more than sixteen years old"; "they scarcely ever used the
        emergency generator" syn: hardly
see also:
barely hardly just scarce 

[3] : Moby Thesaurus II by Grady Ward, 1.0

72 moby thesaurus words for "scarcely":
   a bit, a little, at infrequent intervals, barely, by a hair,
   by an ace, by no means, ever so little, exiguously, extremely,
   faintly, fairly, feebly, hardly, hardly ever, here and there,
   imperfectly, in a measure, in a way, in no way, in places,
   in some measure, in spots, inappreciably, inconsequentially,
   infrequently, insignificantly, just a bit, kind of, lightly,
   little, meagerly, minimally, minutely, negligibly, not at all,
   not hardly, not often, not quite, noway, nowise, on no account,
   only just, piddlingly, pretty, quite, rarely, rather, scantily,
   scarce, scarcely ever, scrimpily, seldom, skimpily, slightly,
   somewhat, sort of, sparsely, sparsim, spottily, stingily,
   tant soit peu, to a degree, to some extent, triflingly, uncommonly,
   under no circumstances, unfrequently, unoften, very, very seldom,
   weakly

Scarcely >> S Words
Scarcely, definition of term: Scarcely
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