shadiness

Noun

• of questionable honesty or legality
  • they acted with such obvious shadiness that they were instantly recognizable
    
  • the shadiness of their transactions
    

• 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
    

Related words

• Synonyms: 
  shade , shadowiness