peri - perimeter, pericellular, peribronchitis
mis - misconception, miscalculate, misdid
co - cooperation, coalition, coalescent
Un - unidentified, unclaimed, unsolvable
under - underwater, underfeed, underachieve
up - uphold, upheaval, upbeat
mal - malnutrition, malfunction, malformation
tri - tripod, trigonometry
im - impossible, imprisonment
over - overestimated, overseas, overboard
non - nonabrasive, nonabsorbent, nonexistent
