seemlinessEtymologyFrom Middle English semelynes, semlynesse, equivalent to seemly + -ness.nounThe property of being seemly, appropriateness of conduct or behavior.“Her black dress, simple to austerity, suggested her bereaved condition, and I was innocently astonished that notwithstanding a real emotion she was able to dress the part she had to play according to her notions of seemliness.”The result or product of being seemly.