Words formed from any letters in substituent plus optional blank

a -

usneas₈

d -

untied₉

unused₁₀

h -

unshut₁₁

n -

untune₁₀

p -

unstep₁₁

upsent₁₁

upsets₁₀

q -

usques₁₇

r -

unsure₉

untrue₉

urines₈

ursine₈

uruses₈

uterus₈

utters₇

w -

unsews₁₁

unwise₁₁

unwits₁₁

wisent₁₀

wisest₉

z -

zibets₁₈

zinebs₁₉