σκληροτράχηλοςsklērotráchēlos
GreekG46441 occurrences (KJV)
hardnaped, i.e. (figuratively) obstinate
KJV renders it: stiffnecked
Where it appears
- Acts 7:51“You stiff-necked and uncircumcised in heart and ears, you always resist the Holy Spirit! As your fathers did, so you do.
Lexical data: Strong’s Hebrew & Greek Dictionaries (1890, public domain; openscriptures, CC-BY-SA). Word tagging from the Strong’s-numbered KJV.