Stedfast, Stedfastly, Stedfastness - Vine's Expository Dictionary of New Testament Words
Stedfast, Stedfastly, Stedfastness
[ A-1,Adjective,G949, bebaios ]firm, secure" (akin to baino, "to go"), is translated "steadfast" in 2 Corinthians 1:7; Hebrews 2:2; Hebrews 3:14, AV (RV, "firm"); Hebrews 6:19. See FIRM, FORCE, SURE.
[ A-2,Adjective,G1476, hedraios ]
primarily denotes "seated" (hedra, "a seat"); hence, "steadfast," metaphorical of moral fixity, 1 Corinthians 7:37; 1 Corinthians 15:58; Colossians 1:23, RV (AV, "settled").
[ A-3,Adjective,G4731, stereos ]
firm, is rendered "steadfast" in 1 Peter 5:9. See FIRM, No. 2.
[ B-1,Noun,G4733, stereoma ]
primarily "a support, foundation," denotes "strength, steadfastness," Colossians 2:5. In the Sept., in Genesis 1:6; Ezekiel 1:22, it is used of the firmanent, which was believed to be a solid canopy. The corresponding Heb. word raqia means "expanse," from raqa, "to spread out."
[ B-2,Noun,G4740, sterigmos ]
"a setting firmly, supporting," then "fixedness, steadfastness" (akin to sterizo, "to establish"), is used in 2 Peter 3:17.
Note: For STEADFASTLY See BEHOLD, No. 10, CONTINUE, No. 9, FASTEN, No. 1, LOOK, No. 15, SET, No. 19.