“INWOUND” is a valid word. — 11 points Scrabble

woundan injury to living tissue (especially an injury involving a cut or break in the skin)
unionan organization of employees formed to bargain with the employer
unwon
indow

downsoft fine feathers
windair moving (sometimes with considerable force) from an area of high pressure to an area of low pressure
undocancel, annul, or reverse an action or its effect
nouna content word that can be used to refer to a person, place, thing, quality, or action
winoa chronic drinker
nodi

dona Spanish gentleman or nobleman
nowthe momentary present
wonthe basic unit of money in South Korea
ownhave ownership or possession of
wina victory (as in a race or other competition)
inna hotel providing overnight lodging for travelers
nuna woman religious
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
dow
udo
oud
wud

ina unit of length equal to one twelfth of a foot
onin operation or operational
doan uproarious party
noa negative
ow
ida state in the Rocky Mountains
unan organization of independent states formed in 1945 to promote international peace and security
wo
oda doctor's degree in optometry
nuthe 13th letter of the Greek alphabet

INWOUND