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

• reificatory
• reified
• reifier
• reifiers
• reifies
• reifs
• reify
• reifying
• reign
• reigned
• reigning
• re-ignite
• re-ignited
• re-ignites
• re-igniting
• Reign of Terror
• reigns
• reik
• reiki
• reikis
• reiks
• reillume
• reillumed
• reillumes
• reillumine