sponsion /sponˈshən/

1. The act of becoming surety for another
2. An agreement or promise made on behalf of another, esp by an individual on behalf of his or her government

sponˈsional adjective

• collectivizing
• collect on delivery
• collector
• collectorate
• collectorates
• collectors
• collectorship
• collectorships
• collector's item
• collector's items
• collector's piece
• collects
• colled
• colleen
• colleens
• college
• college cap
• College of Arms
• college of cardinals
• college of education
• College of Justice
• college pudding
• colleger
• collegers
• colleges