1. Used to make nouns meaning killing of someone or something 
2. Used to make nouns meaning someone or something that kills

Encyclopedia: -cide

• influent
• influential
• influential person
• influentially
• influenza
• influx
• info
• infold
• infolding
• infomercial
• inform
• informal
• informality
• informally
• informant
• informatics
• information
• information age
• information bulletin
• information gathering
• information measure
• information processing
• information processing system
• information return
• information science