Words formed from any letters in sigmatrons plus optional blank

w -

wist₇

wits₇

wogs₉

wons₈

wont₈

worm₁₀

worn₈

wort₇

wost₇

wots₇

writ₇

y -

yagi₈

yams₉

yang₉

yarn₇

yins₇

yoga₈

yogi₈

yoni₇

z -

zags₁₅

zigs₁₅

zing₁₆

zins₁₄

zits₁₃

zori₁₃