Which preposition to use with roarers

for Occurrences 2%

When Shakespeare wrote "What cares these roarers for the name of king," he was using, as students of his language never tire of pointing out to us, a perfectly correct local grammatical form.

under Occurrences 1%

The intensity of the brief exertion kept Trysail fully employed; but no sooner had he leisure to look ahead, than he again called aloud "Here is another roarer under her bows;luff Sir, luff, or we are upon it!"

Which preposition to use with  roarers