Meaning
"to rage, be mad," is translated by the verb "to be mad" in Joh 10:20, Act 12:15, Act 1:26-25, 1Co 14:23; see BESIDE ONESELF, No. 2.
an intensive form of No. 1, prefixed by en, "in," implying "fierce rage, to be furious against;" it is rendered "being exceedingly mad" in Act 26:11 (cp. Act 9:1).
akin to A, and transliterated into English, denotes "frenzy, madness," Act 26:24 "(thy much learning doth turn thee to) madness," RV; AV, "(doth make thee) mad."
lit., "without understanding" (a, negative, nous, "mind, understanding"), denotes "folly," 2Ti 3:9, and this finding its expression in violent rage, Luk 6:11. See FOLLY.
"madness" (from para, "contrary to," and phren, "the mind"), is used in 2Pe 2:16. Cp. paraphroneo, 2Co 11:23, "I speak like one distraught."