biconvex/bieʹkonveks, -ʹveks/ adj

• pre-
• preach
• preacher
• preachify
• preachment
• preachy
• preamble
• preamp
• preamplifier
• prearrange
• Preb.
• prebend
• prebendary
• prebiological
• prebiotic
• prec.
• Precambrian
• precancerous
• precarious
• precast
• precatory
• precaution
• precede
• precedence
• precedency