Words formed from any letters in crassness plus optional blank

t -

ten₄

u -

uns₅

urn₅

use₄

v -

vac₁₀

van₈

var₇

vas₇

w -

wae₆

wan₇

war₆

was₆

wen₇

y -

yar₅

yea₅

yen₆

yes₅