Words formed from any letters in umbrous plus optional blank

a -

soar₄

soma₇

sora₄

suba₈

sura₅

ursa₅

c -

scum₁₁

d -

sord₅

surd₆

udos₆

urds₆

e -

rube₈

rues₅

ruse₅

some₇

sore₄

suer₅

sure₅

user₅

f -

surf₈

g -

rugs₇

smog₉

smug₁₀

h -

rush₇

shmo₉

i -

sori₄

k -

rusk₉

souk₉

l -

slob₈

slub₉

slum₉

slur₆

soul₆

sulu₇

ulus₇

n -

runs₆

snob₈

snub₉

sorn₅

urns₆

p -

rump₁₁

soup₈

spur₈

sump₁₁

umps₁₁

s -

sobs₇

sous₅

subs₈

sums₈

t -

rust₅

ruts₅

smut₈

sort₄

stob₇

stub₈

stum₈

tomb₁₀

toms₇

tors₄

tour₅

tubs₈

w -

rows₇

swob₁₀

swum₁₁

womb₁₃

worm₁₀

x -

roux₁₂

y -

ruby₁₀

sybo₉

yobs₉

your₇