Synonyms for Pernicious

Synonyms starting with letter S

• sinister

  bad, corrupt
• subtle
• spiteful
• sickly

  unhealthy
• suicidal
• subversive
• sinful
• sanguinary

  murderous, deadly
• septic
• shattering
• stinking
• sadistic
• spoiled
• sickening
• smelly
• sly
• sportive
• slanderous
• slaughterous
• savage
• slaying
• subtile
• sanguineous
• side-splitting
• screamer
• strong
• systemic
• seedy
• sorrowful
• shrewish