Words formed from any letters in unprosperous plus optional blank

a -

upas₈

urea₅

ursa₅

b -

urbs₈

d -

updo₉

urds₆

used₆

g -

urge₇

t -

unto₆

v -

voes₈

w -

wens₈

woes₇

wons₈

woos₇

wops₁₀

wore₇

worn₈

wren₈

wuss₈

y -

yens₇

yore₆

your₇

yups₁₀

z -

zero₁₃

zone₁₄

zoon₁₄

zoos₁₃