SHADINESS

shadiness

(noun) questionable honesty or legality; “they acted with such obvious shadiness that they were instantly recognizable”; “the shadiness of their transactions”

shade, shadiness, shadowiness

(noun) 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”

Source: WordNet® 3.1

Etymology

Noun

shadiness (usually uncountable, plural shadinesses)

The property of being shady.

Source: Wiktionary

Shad"i*ness

Definition: , n. Quality or state of being shady.

Source: Webster’s Unabridged Dictionary 1913 Edition