adjuvant /ajˈə-vənt/

Helping

1. A help
2. A substance added eg to a medicine, vaccine, etc to increase its effectiveness

• quackers
• quackery
• quack grass
• quacking
• quackish
• quackle
• quackled
• quackles
• quackling
• quacks
• quacksalver
• quacksalvers
• quacksalving
• quad
• Quad
• quad bike
• quadded
• quadding
• quadr-
• quadragenarian
• quadragenarians
• quadragenary
• Quadragesima
• quadragesimal
• quadrangle