biconvex /bī-konˈveks/

Convex on both sides

• nickeliferous
• nickeline
• nickelines
• nickeling
• nickelise
• nickelised
• nickelises
• nickelising
• nickelize
• nickelized
• nickelizes
• nickelizing
• nickelled
• nickelling
• nickel-ochre
• nickelodeon
• nickelodeons
• nickelous
• nickel-plating
• nickels
• nickel silver
• nickel steel
• nickel steels
• nicker
• nickered