1. Poorly or insufficiently educated

See also: uneducated

• American quaking aspen
• American raspberry
• American rattlebox
• American red elder
• American red plum
• American red squirrel
• American redstart
• American Revised Version
• American Revolution
• American Revolutionary leader
• American Revolutionary War
• American robin
• American rock brake
• American sable
• American saddle horse
• carnelian
• carney
• carnify
• Carniolan bee
• carnival
• Carnivora
• carnivore
• carnivorous
• carnivorous bat
• carnivorous plant