Pestiferous Synonyms
 pĕ-stĭfər-əs  
            Causing irritation or annoyance
        
 
            (Adjective)
        
            Contaminated with infecting organisms; ; - Jane Austen
        
 
            (Adjective)
        
Synonyms:
 
            Tending to corrupt or pervert
        
 
            (Adjective)
        
Synonyms:
 - corruptive
- perversive