Mad, Madness - Vine's Expository Dictionary of New Testament Words
Mad, Madness
[ A-1,Verb,G3105, mainomai ]to rage, be mad," is translated by the verb "to be mad" in John 10:20; Acts 12:15; Acts 26:24-Acts 26:25; 1 Corinthians 14:23; See BESIDE ONESELF, No. 2.
[ A-2,Verb,G1693, emmainomai ]
an intensive form of No. 1, prefixed by en, "in," implying "fierce rage, to be furious against;" it is rendered "being exceedingly mad" in Acts 26:11 (cp. Acts 9:1).
[ B-1,Noun,G3130, mania ]
akin to A, and transliterated into English, denotes "frenzy, madness," Acts 26:24 "(thy much learning doth turn thee to) madness," RV; AV, "(doth make thee) mad."
[ B-2,Noun,G454, anoia ]
lit., "without understanding" (a, negative, nous, "mind, understanding"), denotes "folly," 2 Timothy 3:9, and this finding its expression in violent rage, Luke 6:11. See FOLLY.
[ B-3,Noun,G3913, paraphronia ]
"madness" (from para, "contrary to," and phren, "the mind"), is used in 2 Peter 2:16. Cp. paraphroneo, 2 Corinthians 11:23, "I speak like one distraught."