1. Unsuitable for drinking

Antonym: drinkable

• flaunty
• flautist
• Flavian dynasty
• flavin
• Flavius Claudius Julianus
• Flavius Josephus
• Flavius Theodosius
• Flavius Valerius Constantinus
• Flaviviridae
• flavivirus
• flavone
• flavonoid
• flavor
• flavorer
• flavorful
• flavoring
• flavorless
• flavorlessness
• flavorous
• flavorsome
• flavorsomeness
• flavour
• flavourer
• flavourful
• flavouring