true-hearted vs unequivocal

true-hearted

adj
  • Having a faithful heart; honest; sincere; not faithless or deceitful. 

unequivocal

adj
  • Unambiguous; without equivocation or ambiguity; singularly clear, unmistakable, or unquestionable 

How often have the words true-hearted and unequivocal occurred in a corpus of books? (source: Google Ngram Viewer )