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

scheme \scheme\, v. t. imp.  p. p. schemed; p. pr.  vb. n.
   scheming.
   to make a scheme of; to plan; to design; to project; to plot.
   1913 webster

         that wickedness which schemed, and executed, his
         destruction.                             --g. stuart.
   1913 webster
see also:
schemed scheming 

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

scheming \schem"ing\, a.
   given to forming schemes; artful; intriguing. --
   schem"ingly, adv.
   1913 webster
see also:
schem"ingly 

[3] : WordNet (r) 2.0

scheming
     adj 1: used of persons; "the most calculating and selfish men in
            the community" syn: calculating, calculative, conniving,
             shrewd
     2: concealing crafty designs for advancing your own interest;
        "a selfish and designing nation obsessed with the dark
        schemes of european intrigue"- w.churchill; "a scheming
        wife"; "a scheming gold digger" syn: designing
see also:
calculating calculative conniving shrewd designing 

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

127 moby thesaurus words for "scheming":
   byzantine, machiavellian, machiavellic, acute, arch, artful,
   artifice, astute, cabal, cagey, calculating, canny, chiseling,
   clever, collusion, collusive, complicity, complot, confederacy,
   connivance, connivent, conniving, conspiracy, conspiring,
   contrivance, contriving, counterplot, covin, covinous, crafty,
   cunning, cute, deceitful, deep, deep-laid, deep-laid plot,
   designing, devious, diplomatic, disingenuous, duplicitous,
   engineering, false, falsehearted, feline, finagling, finesse,
   forsworn, foxy, frame-up, fraudulent, furtive, game, guileful,
   indirect, ingenious, insidious, insincere, intrigue, intriguing,
   inventive, knowing, little game, machination, maneuvering,
   manipulation, nefarious, packed deal, packed jury, pawky, perjured,
   planning, plot, plotting, politic, prearrangement,
   preconcertedness, premeditation, preordering, put-up job, ready,
   resourceful, rigged jury, rigging, scheme, schemery, serpentine,
   setup, sharp, shifty, shrewd, slick, slippery, sly, smooth, snaky,
   sneaky, sophistical, stacked deck, stealthy, stratagem,
   stratagemical, strategic, subtile, subtle, supple, surreptitious,
   tactical, treacherous, trick, trickish, tricksy, tricky, two-faced,
   uncandid, underhand, underhanded, underplot, unfrank, unsincere,
   untruthful, up to, vulpine, wary, web of intrigue, wily,
   wire-pulling

Scheming >> S Words
Scheming, definition of term: Scheming
scheming_pag1.html