adjuvant /ajˈə-vənt/

Helping

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

adˈjuvancy noun

• yellow centaury
• yellow dog
• yellow-dog contract
• yellow dogs
• yellow earth
• yellow earths
• yellowed
• yellower
• yellowest
• yellow-eyed grass
• yellow-eyed grasses
• yellow fever
• yellow fevers
• yellowfin
• yellowfins
• yellow flag
• yellow flags
• yellow-girl
• yellowhammer
• yellowhammers
• yellowhead
• yellowheads
• yellowier
• yellowiest
• yellowing