Words formed from any letters in mergers plus optional blank

o -

sore₄

t -

stem₇

teem₇

tees₄

tegs₆

term₇

tree₄

u -

suer₅

sure₅

urge₇

user₅

v -

veer₈

vees₈

w -

weer₇

wees₇

were₇

z -

zees₁₃