adjuvant /ajˈə-vənt/

Helping

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

• underhandednesses
• underhands
• under-hangman
• under-hangmen
• under hatches
• underhonest
• underhung
• underinsure
• underinsured
• underinsures
• underinsuring
• underinvestment
• under-jaw
• underjawed
• under-jaws
• underkeep
• underkeeper
• underkeepers
• underkeeping
• underkeeps
• underkept
• underking
• underkingdom
• underkingdoms
• underkings