Also see definition of "steadfastness" in Bible Study Dictionaries
Word Study
steadfastness
CIDE DICTIONARY
steadfastness, n.
The quality or state of being steadfast; firmness; fixedness; constancy. Col. ii. 5. [1913 Webster]
"To prove her wifehood and her steadfastness." [1913 Webster]
Also see definition of "steadfastness" in Bible Study Dictionaries
For further exploring for "steadfastness" in Webster Dictionary Online