umlaut /ŭmˈlowt/

1. A vowel change in Germanic languages brought about by a vowel or semivowel (esp i or j, usu now lost) in the following syllable
2. The diacritical sign (¨), dots placed over a vowel, indicating such a modification

To modify (a vowel) with an umlaut

• rogatory
• roger
• rogered
• Rogerian
• rogering
• rogerings
• rogers
• rogue
• rogued
• rogue money
• roguer
• rogueries
• roguers
• roguery
• rogues
• rogues' gallery
• rogueship
• rogueships
• rogues' Latin
• rogue's march
• rogues' march
• rogue value
• rogue values
• roguing
• roguish