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

shy \shy\ shimac, a. compar. shier shimac"~er or
   shyer; superl. shiest or shyest. oe. schey, skey,
   sceouh, as. sce'oh; akin to dan. sky, sw. skygg, d. schuw,
   mhg. schiech, g. scheu, ohg. sciuhen to be or make timid. cf.
   eschew.
   1. easily frightened; timid; as, a shy bird.
      1913 webster

            the horses of the army . . . were no longer shy, but
            would come up to my very feet without starting.
                                                  --swift.
      1913 webster

   2. reserved; coy; disinclined to familiar approach.
      1913 webster

            what makes you so shy, my good friend? there's
            nobody loves you better than i.       --arbuthnot.
      1913 webster

            the embarrassed look of shy distress
            and maidenly shamefacedness.          --wordsworth.
      1913 webster

   3. cautious; wary; suspicious.
      1913 webster

            i am very shy of using corrosive liquors in the
            preparation of medicines.             --boyle.
      1913 webster

            princes are, by wisdom of state, somewhat shy of
            thier successors.                     --sir h.
                                                  wotton.
      1913 webster

   4. inadequately supplied; short; lacking; as, the team is shy
      two players.slang
      webster 1913 suppl.

   5. poker, owing money to the pot; -- in cases where an
      opponent's bet has exceeded a player's available stake or
      chips, but the player chooses to continue playing the hand
      before adding the required bet to the pot. slang
      pjc

   to fight shy. see under fight, v. i.
      1913 webster
see also:
shier shyer shiest shyest eschew to fight shy 
fight 

[2] : WordNet (r) 2.0

shy
     adj 1: lacking self-confidence; "stood in the doorway diffident and
            abashed"; "problems that call for bold not timid
            responses"; "a very unsure young man" syn: diffident,
             timid, unsure
     2: easily startled or frightened
     3: short; "eleven is one shy of a dozen" syn: shyp
     4: wary and distrustful; disposed to avoid persons or things;
        "shy of strangers"
     n : a quick throw; "he gave the ball a shy to the first baseman"
     v 1: start suddenly, as from fight
     2: throw quickly
     also: shied, shyest, shyer, shiest, shier
see also:
diffident timid unsure shyp shied shyest 
shyer shiest shier 

[3] : WordNet (r) 2.0

shyest
     see shy
see also:
shy 

Shyest >> S Words
Shyest, definition of term: Shyest
shyest_pag1.html