The condition of the serfs was subsequently (1520) still further deteriorated by the introduction of socage.
Hermetically sealing itself from any intrusion from below, it deteriorated by close and constant intermarriage; and it was already, both morally and intellectually, below the level of the rest of the nation.
The art of glass-making no doubt, like all other art, deteriorated during the decline of the Roman empire, but it is probable that it continued to be practised, though with constantly decreasing skill, not only in Rome but in the provinces.
The quality of these coins (weighing about 81 grains troy) was low, and at last deteriorated so much that the Tibetans deserted the Nepal mints.
It need scarcely be said that tiles have rather increased in value than deteriorated in the eyes of the connoisseur, that the ornamentation of metal-work, wood carving and inlaying, gem and seal engraving, are exquisite of their kind, and that the carpets manufactured by skilled workmen, when left to themselves and their native patterns, are to a great extent unrivalled.
The breed of horses has generally deteriorated since the demand for military purposes has declined with the establishment of British supremacy.
Questions are constantly raised as to whether horse and hounds have improved or deteriorated in modern times.
For the composition of the uta gradually deteriorated from the end ofthe 9th century, when a game called uta-awase became a fashionable pastime, and aristocratic men and women tried to string together versicles of 31 syllables, careful of the form and careless of the thought.
The disease is due to poisoning by micro-organisms produced by deteriorated maize, and can be combated by care in ripening, drying and storing the maize.
Portuguese cabinet-work deteriorated in the 19th century; the glassworks and potteries of the Aveiro and Leiria districts have lost much of their ancient reputation; and even the exquisite lace of Peniche and Vianna do Castello is strangely neglected abroad.