Words formed from any letters in unconditionally plus optional blank

b -

yob₈

k -

yok₉

yuk₁₀

m -

yom₈

yum₉

p -

yip₈

yup₉

w -

yow₈

z -

zin₁₃

zit₁₂

zoa₁₂

zoo₁₂