seemliness

From Middle English semelynes, semlynesse, equivalent to seemly +‎ -ness.

seemliness (countable and uncountable, plural seemlinesses)

1. (uncountable) The property of being seemly, appropriateness of conduct or behavior.
   • 1919, W. Somerset Maugham, The Moon and Sixpence, ch. 10

     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.

2. (countable) The result or product of being seemly.

• unseemliness

• semilenses