Words formed from any letters in roorbacks plus optional blank

i -

sri₃

p -

spa₆

t -

tab₆

tao₃

tar₃

tas₃

too₃

tor₃

tsk₇

u -

sub₇

urb₇

v -

vac₁₀

var₇

vas₇

w -

sow₆

wab₉

war₆

was₆

wok₁₀

woo₆

wos₆

x -

sox₁₀

y -

soy₅

yak₉

yar₅

yob₈

yok₉

z -

zoa₁₂

zoo₁₂