-er 发/ə/ better letter paper cover reader
-or doctor actor motor monitor
-a ago above about away
-ou- famous serious dangerous
-o(u)r- colo(u)r harbo(u)r
-o- today police tonight
-e- open quiet the them
-er 发/ə/ better letter paper cover reader
-or doctor actor motor monitor
-a ago above about away
-ou- famous serious dangerous
-o(u)r- colo(u)r harbo(u)r
-o- today police tonight
-e- open quiet the them