au fait /ō feˈ/

1. Well-acquainted with a matter
2. Well-informed, expert (with with)

• burnishments
• burn one's boats
• burn one's bridges
• burn one's faggot
• burn one's fingers
• burnous
• burnouse
• burnouses
• burn out
• burn-out
• burn rate
• burn rates
• burns
• Burnsian
• burnside
• burnsides
• Burnsite
• Burns Night
• Burns Supper
• burnt
• burnt almonds
• best parts
• bestraddle
• bestraddled
• bestraddles