1. Out of bed
   "are they astir yet?"
   - up 
2. On the move
   "the whole town was astir over the incident"
   - about

See also: active, awake

• amphictyony
• amphidiploid
• amphidiploidy
• amphigory
• amphimacer
• amphimixis
• Amphineura
• Amphioxidae
• amphioxus
• amphipod
• Amphipoda
• Amphiprion
• Amphiprion percula
• amphiprostylar
• amphiprostyle
• amphiprotic
• amphisbaena
• Amphisbaenia
• Amphisbaenidae
• amphistylar
• amphitheater
• amphitheatre
• amphitheatric
• amphitheatrical
• Amphitheatrum Flavium