Yet again, he has a dog's intrepidity, knows no fear, is single-purposed, not to be called off, longanimous.    From Wordnik.com.  [The Life and Death of Richard Yea-and-Nay] Reference

Charity “is kind” and “suffereth long,” (μακροθυμηω), it is longanimous or magnanimous and there is indeed no great, truly great, mind but is patient and long suffering.    From Wordnik.com.  [The Works of the Rev. Hugh Binning] Reference

Sri Yukteswar's glance was longanimous.    From Wordnik.com.  [Autobiography of a Yogi] Reference