Words formed from any letters in roborants plus optional blank

u -

unto₆

urbs₈

urns₆

ursa₅

utas₅

v -

vans₉

vars₈

vast₈

vats₈

w -

wabs₁₀

wans₈

want₈

warn₈

wars₇

wart₇

wast₇

wats₇

wons₈

wont₈

woos₇

worn₈

wort₇

wost₇

wots₇

y -

tyro₆

yarn₇

yobs₉

z -

tzar₁₃

zoon₁₄

zoos₁₃