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

• slot machine
• slot machines
• slots
• slotted
• slotted aerofoil
• slotted aerofoils
• slotter
• slotters
• slotting
• slotting-machine
• slotting-machines
• slouch
• slouched
• sloucher
• slouchers
• slouches
• slouch hat
• slouch hats
• slouch-hatted
• slouchier
• slouchiest
• slouching
• slouchy
• slough
• sloughed