prolate：扁长的，延长的；扩大的，扩展的  

词根词缀：pro-前 + -lat-携带,拿取 + -e

• improper
• impropriate
• impropriety
• improve
• improvement
• improvident
• improvise
• imprudent
• impudent
• impugn
• impulse
• impulse buying
• impulsive
• impunity
• impure
• impute
• in
• in-
• inability
• in absentia
• inaccessible
• inaccuracy
• inaccurate
• inaction
• inactivate