Words formed from any letters in instars plus optional blank

c -

triacs₉

d -

triads₇

tsadis₇

e -

triens₇

trines₇

k -

tranks₁₁

l -

trials₇

trinal₈

o -

tronas₇

tsoris₆

q -

tranqs₁₆

u -

tsuris₇

tussar₇

v -

vistas₁₀

w -

twains₁₀

waists₉

wrists₉