Some words that can be spelled with D U M O N are:
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 4 words with the pattern D-DDY. That is, five letter words with 1st letter D and 3rd letter D and 4th letter D and 5th letter Y. In alphabetical order, they are: daddy diddy doddy duddy
Diligent, discreet, decisive, determined, dapper and dashing are complimentary words. They begin with the letter d.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern UN-D--. That is, six letter words with 1st letter U and 2nd letter N and 4th letter D. In alphabetical order, they are: unedge
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 6 words with the pattern ---VID. That is, six letter words with 4th letter V and 5th letter I and 6th letter D. In alphabetical order, they are: cervid corvid fervid fulvid gravid kidvid
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 7 words with the pattern ---RF-D. That is, seven letter words with 4th letter R and 5th letter F and 7th letter D. In alphabetical order, they are: dwarfed overfed scarfed snarfed swarfed swerfed wharfed
Eldest
Words that you can spell with 'duoo' are do and duo.
The letters do not spell any 6 letter words. They can be used to spell the 5 letter words antas (a pilaster formed at the termination of a wall), nadas (nothing) and stand.
The letters can be used to spell the 7 letter words hastate (triangular) and quashed (to suppress completely). They also can be used to spell the words swathed and swatted.
Those letters spell dynamo; some three letter words you can spell with them are:adoandanydamdaydonmadmanmaynaynodyamyon
3-letter wordsadd, ana, and, ane, dad, den, end, nae4-letter wordsanna, dada, dead, dean, nana
Drainpipe
The letters can be used to spell the 7 letter word midlife and the 6 letter words filmed, foiled, fooled and loomed. They spell the 5 letter words field, filed, flood, folio, idiom, model and oldie.
teddies
myriad
England!
There are no Scrabble words that meet the criteria, but you can make gavot using some of the letters.