1. Quick and eager
   "an alacritous response to the invitation"

See also: alacrity, fast

• bureaucratism
• bureaucratize
• buret
• burette
• burg
• burgage
• burgee
• burgeon
• burgeon forth
• burger
• burgess
• burgh
• burgher
• burglar
• burglar alarm
• burglarious
• burglarise
• burglarize
• burglarproof
• burglary
• burgle
• burgomaster
• burgoo
• Burgoyne
• burgrass