Words formed from any letters in cottar plus optional blank

d -

trod₅

e -

tret₄

i -

trio₄

p -

trop₇

s -

tsar₄

w -

trow₇

twat₇

wart₇

watt₇

wort₇

y -

troy₆

tyro₆

z -

tzar₁₃