Extended Strong's Greek Lexicon (Abbott-Smith based)
royal
Usage: βασιλικός, -ή, -όν (βασιλεύς), [in LXX for מֶלֶךְ and its cognates ;] royal, belonging to a king: χώρα, Act 12:20; ἐσθής, Act.12:21; νόμος β., a supreme law, "a law which governs other laws and so has a specially regal character" (Hort), or because made by a king (LAE, p. 3673), Jas.2:8; τις, one in the service of a king, a courtier, Jhn.4:46, 49 (WH, mg., βασιλίσκος).† (AS)