ferial /fēˈri-əl/

1. Relating to holidays
2. Belonging to any day of the week which is neither a fast nor a festival (RC)

• sulphurwort
• sulphury
• sulphuryl
• sultan
• sultana
• sultanas
• sultanate
• sultanates
• sultaness
• sultanesses
• sultanic
• sultans
• sultanship
• sultanships
• sultrier
• sultriest
• sultrily
• sultriness
• sultrinesses
• sultry
• sulu
• Sulu
• sulus
• sum
• sumac