1. Lasting for eight days

See also: long

• flatlet
• flatly
• flatmate
• flatness
• flats
• flatten
• flatten out
• flattened
• flattening
• flatter
• flatterer
• flattering
• flatteringly
• flattery
• flatting
• flattish
• flattop
• flatulence
• flatulency
• flatulent
• flatus
• flatus-relieving
• flatware
• flatwork
• flatworm