Words formed from any letters in undergrads plus optional blank

b -

urbaner₁₂

h -

unheard₁₂

i -

ungirds₁₂

uranide₁₀

j -

unjaded₂₀

k -

unraked₁₄

l -

unladed₁₂

unlades₁₁

unleads₁₁

p -

unpaged₁₅

upgrade₁₄

uprears₁₁

t -

unrated₁₀

unsated₁₀

untread₁₀

u -

unguard₁₃

unurged₁₃

v -

unsaved₁₄

w -

unsawed₁₃

unswear₁₂

wadders₁₂

wanders₁₂

wardens₁₂

warders₁₁

warners₁₁

warrens₁₁

y -

unready₁₂

yarners₁₀

z -

unrazed₁₉

zanders₁₈