Which preposition to use with palliations

of Occurrences 33%

Finally, American opinion has been based more than all else on Germany's official communications, directly addressed to our Government, on certain acts which Germany has admitted, and on the nature of the defence and excuses offered by the German Government in palliation of those acts.

for Occurrences 7%

I then thought it might afford some chance for my freedom, or at least a palliation for my running away, to return Heddy immediately to his master, and inform him that I was induced to go away by Heddy's address.

in Occurrences 3%

But with the hot partisanship allayed in the long weeks of reflection preceding the rumor of Jack's own death, she began dimly to admit of palliation in her lover's fatal act.

than Occurrences 1%

In the Epilogue, Dryden attacks Collier, but with more courteous weapons: it is rather a palliation than a defence of dramatic immorality, and contains nothing personally offensive to Collier.

Which preposition to use with  palliations