- Original: σκληροτράχηλος - Transliteration: Sklerotrachelos - Phonetic: sklay-rot-rakh'-ay-los - Definition: 1. stiffnecked 2. stubborn, headstrong, obstinate - Origin: from G4642 and G5137 - TDNT entry: 22:09,8 - Part(s) of speech: Adjective - Strong's: From G4642 and G5137 ; hard naped that is (figuratively) obstinate: - stiffnecked. Total KJV Occurrences: 1 • stiffnecked, 1 Act 7:51