professor professor; propose propose; proud proud
oak oak; odd odd; off off; offer offer; old old; operate
operate; oral oral; order order; other other; ought ought
idea idea; idle idle; idol idol; ill ill; irregular
irregular; issue issue
ugly ugly; upper upper; upset upset; upward upward; urge
urge; usual usual; utter utter
yard yard; year year; yeast yeast; yellow yellow; yes yes;
yesterday yesterday; yield yield; youth yought
