“GUIDON” is a valid word. — 8 points Scrabble

dona Spanish gentleman or nobleman
godthe supernatural being conceived as the perfect and omnipotent and omniscient originator and ruler of the universe; the object of worship in monotheistic religions
guna weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
doga member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds
digthe site of an archeological exploration
dugan udder or breast or teat
ginstrong liquor flavored with juniper berries
noda sign of assent or salutation or command
duotwo items of the same kind
dina loud harsh or strident noise
iona particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
duitwo items of the same kind
dunhorse of a dull brownish grey color
noga wooden pin pushed or driven into a surface
udo
gid
gnularge African antelope having a head with horns like an ox and a long tufted tail
oud

ina unit of length equal to one twelfth of a foot
onin operation or operational
doan uproarious party
noa negative
goa time for working (after which you will be relieved by someone else)
ida state in the Rocky Mountains
unan organization of independent states formed in 1945 to promote international peace and security
oda doctor's degree in optometry
nuthe 13th letter of the Greek alphabet

GUIDON