aidful

It might be safe so say that the presence of water under very high temperature may be as aidful to form an explosive among such salts as have been named, as sulphur is for the rapid combustion of gunpowder.

Scientific American Supplement, No. 288, July 9, 1881 Various

The result must be dreadful where fervour will poetize without the aidful restraints of art and modesty.

England's Antiphon MacDonald, George, 1824-1905 1868

“Ay, indeed, I can show you warrant why we be aidful to each other in doing acts of kindness and long-suffering, seeing the best of us are poor sinful creatures, who might suffer, being called to a brief accounting.”

Woodstock 1855

For the assistance of those who, unfamiliar with the history of France, may be confused by some of the terms used by Marx, the following explanations may prove aidful:

Eighteenth Brumaire of Louis Bonaparte Karl Marx 1850

"Ay, indeed, I can show you warrant why we be aidful to each other in doing acts of kindness and long-suffering, seeing the best of us are poor sinful creatures, who might suffer, being called to a brief accounting."

Woodstock; or, the Cavalier Walter Scott 1801

He assembled the burgesses of La Rochelle, and laid before them the pitiable condition of the kingdom, the wicked designs of people who were their enemies as well as his own: he called upon them to come and help; he promised to be aidful to them in all their affairs, and, "as a pledge of my good faith," said he, "I will leave you my wife and children, the dearest and most precious jewels I have in this world."

A Popular History of France from the Earliest Times, Volume 4 1830