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

shadiness \shad"iness\, n.
   quality or state of being shady.
   1913 webster

[2] : WordNet (r) 2.0

shadiness
     n : relative darkness caused by light rays being intercepted by
         an opaque body; "it is much cooler in the shade";
         "there's too much shadiness to take good photographs"
         syn: shade, shadowiness
see also:
shade shadowiness 

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