Words to Describe auctions

How auctions often is described ("________ auctions")

• regular
• english
• closed
• private
• electronic
• successful
• value
• bid
• simultaneous
• most
• sequential
• price
• annual
• experimental
• wholesale
• foreign
• combinatorial
• forthcoming
• live
• open
• slave
• sealed
• reverse
• unit
• book
• public
• weekly
• online
• based
• iterative
• dutch
• internet
• competitive
• daily
• oral
• periodic
• double
• line
• frequent
• haunted
• discriminatory
• separate
• livestock
• antique
• day
• compulsory
• recent
• international
• current
• monthly
• item
• successive
• quarterly
• future
• continuous
• optimal
• traditional
• silent
• subsequent
• standard
• local
• mock
• sided
• multiple