Mawson, C.O.S., ed. (18701938). Rogets International Thesaurus. 1922.
Class IV. Words Relating to the Intellectual Faculties
Division (I) Formation of Ideas
Section V. Results of Reasoning
INSANITY, lunacy; madness &c. adj., mania, rabies, furor, mental alienation, aberration, amentia, paranoia; dementation, dementia, demency [rare], morosis, idiocy; dementia a potu [L.], delirium tremens, D. T.s, the horrors [colloq.]; phrenitis, frenzy, raving, incoherence, wandering, delirium, calenture of the brain, delusion, hallucination; lycanthropy; brain storm.
DERANGEMENT; disordered -reason, - intellect; diseased -, unsound -, abnormal- mind; unsoundness.
VERTIGO, dizziness, swimming, sunstroke, coup de soleil [F.], siriasis. ODDITY, eccentricity, twist, monomania; fanaticism, infatuation, craze; kleptomania, dipsomania; hypochondriasis (low spirits) [See Dejection]; melancholia, hysteria.
screw -, tile -, slate- loose; bee in ones bonnet, rats in the upper story, bats in the belfry, bee in the head [all colloq.].
dotage (imbecility) [See Imbecility. Folly].
BE or BECOME INSANE &c. adj.; lose ones senses, - reason, - faculties, - wits; go mad, run mad; rave, dote, ramble, wander; drivel (be imbecile) [See Imbecility. Folly]; have a screw loose &c. n., have a devil; avoir le diable au corps [F.]; lose ones head (be uncertain) [See Uncertainty].
DERANGE; render or drive mad &c. adj.; madden, dementate [rare], addle the wits, derange the head, infatuate, befool; turn the brain, turn ones head.
INSANE, mad, lunatic; crazy, crazed, aliéné [F.], non compos mentis [L.], not right, dement [rare], dementate, cracked [colloq.], touched; bereft of reason; all- possessed, unhinged, unsettled in ones mind; insensate, reasonless, beside oneself, demented, maniacal, daft; frenzied, frenetic or frenetical; possessed, - with a devil; deranged, far gone, maddened, moonstruck; shatterpated, shatterbrained; madbrained, scatterbrained, crack-brained; off ones head.
Corybantic, dithyrambic; rabid, giddy, vertiginous, wild; haggard, mazed; flighty; distracted, distraught; bewildered (uncertain) [See Uncertainty].
mad as a -March hare, - hatter; of unsound mind &c. n.; touched -, wrong -, not right- in ones -head, - mind, - wits, - upper story [colloq.]; out of ones -mind, - senses, - wits; not in ones right mind; nutty [slang].
ODD, fanatical, infatuated, eccentric; hypochondriac, hyppish [rare], hipped or hypped [colloq.], hippish [colloq.].
DELIRIOUS, light-headed, incoherent, rambling, doting, wandering; frantic, raving, stark mad, stark staring mad.
IMBECILE, silly, [See Imbecility. Folly].
like one possessed.
The mind having lost its balance; the reason under a cloud.
Tête exaltée; tête montée; ira furor brevis est; omnes stultos insanire.Horace
Great wits are sure to madness near allied.Dryden
Moping melancholy and moon-struck madness.Milton
And moody madness laughing wild Amid severest woe.Gray
Though this be madness, yet there is method int.Hamlet
No excellent soul is exempt from a mixture of madness.Aristotle
Fetter strong madness in a silken thread.Much Ado About Nothing
That he is mad, tis true, tis true, tis pity; And pity tis tis true.Hamlet
We are not ourselves When nature, being oppressd, commands the mind To suffer with the body.King Lear