Middle English par forcefrom Old French parby (from Latin perper) forceforceforce
American Heritage Dictionary of the English Language, 5th Edition
From Middle English par force, from Anglo-Norman, from Old French par force (“by force")
Perforce Sentence Examples
Its contents, as was to be expected, are of a very chaotic character - of a character so chaotic indeed that the reader is almost at the mercy of the arrangement, perforce an arbitrary arrangement, of the editors.
The economic dispossession was, perforce, accompanied by a political and social outlawry.
The neatness of the form has led to a very extensive use of the limerick for all sorts of mockserious purposes, political, social and sarcastic, and a good many specimens have achieved a popularity which has been all the wider because they have, perforce, been confined to verbal transmission.
Henry found that he had practically no supporters save his unpopular foreign relatives and favorites, and yielded perforce.
Moreover, in order to meet to some extent the deficit arising as well from the accumulation of arrears of state departments since 1300 (1884) as, to a large degree, from gross deficiencies due to the neglect of the civil officials of the government to encash the revenues - to meet, further, the needs of the central administration, and above all, the urgent military expenses of the empire, and to provide a guarantee for bankers and merchants in business relations with the government and the treasury, part of the revenues of 1304 were perforce spent in 1303.