Subtopics and Related Terms---------------------------------------------------Stiff-hearted---------------------------------------------------Stiff-hearted (1 Occurrence)Stiffnecked (9 Occurrences)Impudent (5 Occurrences)Brazen-faced (2 Occurrences)Stiffens (2 Occurrences)Stubborn (40 Occurrences)Sovereign (209 Occurrences)