-er

2 syllable

 * Bitter
 * Critter
 * Glitter
 * Twitter

3 syllable

 * Commiter
 * Creditor
 * Editor
 * Janitor
 * Monitor
 * Orbitor
 * Predator
 * Transmitter

2 syllable

 * Greater
 * Hater
 * Later
 * Rater
 * Skater
 * 'Tater
 * Traitor
 * Waiter

3 syllbale

 * Creator
 * Debator
 * Equator
 * Translator

4 syllable

 * Radiator

5 syllable

 * Incinerator

2 syllable

 * Cheater
 * Cheeter
 * Neater
 * Peter
 * Sweeter

3 syllable

 * Repeater

2 syllable

 * Butter
 * Clutter
 * Flutter
 * Gutter
 * Mutter
 * Shutter

2 syllable

 * Daughter
 * Slaughter
 * Water