The accoutrement lay by the chair its owner had been lounging in.
The men-at-arms sank to their knees with a rattle and ring of accoutrement.
The accoutrement (ala) presumably was the addition of fittings.
Besides, his horse and accoutrement were not one half so good as mine.
That the accoutrement is so arranged that it will not rattle or glisten in the sunlight.