au fait /ō feˈ/

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

• wergilds
• Wernerian
• wernerite
• wernerites
• Wernicke's encephalopathy
• wersh
• wersher
• wershest
• wert
• Wertherian
• Wertherism
• werwolf
• werwolfish
• werwolves
• Wesak
• wesand
• wesands
• Wesleyan
• Wesleyanism
• Wessi
• Wessis
• west
• westabout
• West Bank
• West-Banker