1. Of or relating to birds of a particular region or period
   - avifaunal

See also: avifauna

• groundskeeper
• groundsman
• groundspeed
• groundwater level
• groundwork
• group
• group A
• group AB
• group action
• group Amentiferae
• group B
• group captain
• group Centrospermae
• group discussion
• group dynamics
• group insurance
• group meeting
• group O
• Group of Eight
• Group of Seven
• group participation
• group practice
• group psychotherapy
• group Pteridospermae
• group Pteridospermaphyta