biconvex /bī-konˈveks/

Convex on both sides

• line manager
• linemen
• earings
• ear-kissing
• earl
• earlap
• earlaps
• earldom
• earldoms
• earless
• Earl Grey
• earlier
• earlierise
• earlierised
• earlierises
• earlierising
• earlierize
• earlierized
• earlierizes
• earlierizing
• earlier on
• earlies
• earliest
• earliness
• earlinesses