Words formed from any letters in pussiest plus optional blank

a -

upases₁₀

d -

upside₁₁

m -

uptime₁₃

n -

upsent₁₁

o -

uptoss₁₀

p -

upstep₁₃

r -

uprise₁₀

upstir₁₀

w -

wisest₉

wisses₉

wusses₁₀