Words formed from any letters in seamanship plus optional blank

t -

tansies₈

tapises₁₀

theisms₁₂

timpana₁₄

tisanes₈

u -

unseams₁₂

unships₁₄

v -

vahines₁₄

vampish₁₉

vinasse₁₂

w -

wahines₁₃

wampish₁₈

waspish₁₅