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

• debt
• debt bondage
• debted
• debtee
• debtees
• debt of honour
• debt of nature
• debtor
• debtors
• debt overhang
• debts
• debt swap
• debt swaps
• debug
• debugged
• debugger
• debuggers
• debugging
• debugs
• debunk
• debunked
• debunker
• debunkers
• debunking
• debunks