Sentence:  “[…] it is not fair of you to bring against mankind double weapons&thinsp;! Dangerous enough you are as woman alone, without bringing to your aid those gifts of mind suited to problems which men have been <WSD>accustomed</WSD> to arrogate to themselves.” 
Meaning of the word marked with <WSD> tags:  To make familiar by use; to cause to accept; to habituate, familiarize, or inure. (to)