anergy /anˈər-jē/

1. Absence of energy
2. Reduction or lack of immunity to an antigen

• hard-gotten
• hard-grained
• hardgrass
• hardgrasses
• hardhack
• hardhacks
• hard-handed
• hard hat
• hard hats
• hardhead
• hard-headed
• hardheads
• hard-hearted
• hard-heartedly
• hard-heartedness
• hard hit
• hard-hit
• hard-hitting
• hard house
• hardier
• hardiest
• hardihead
• hardiheads
• hardihood
• hardihoods