Words formed from any letters in helpfully plus optional blank

a -

yaup₁₀

yeah₈

c -

yech₁₁

yuch₁₂

d -

yeld₈

i -

yill₈

yipe₉

k -

yelk₁₁

yeuk₁₁

m -

ylem₁₀

s -

yups₁₀

w -

whey₁₁

wyle₁₀