From Middle Englishdeforme(“out of shape, deformed”)[and other forms],[1] from Middle Frenchdeforme (modern Frenchdifforme(“misshapen, deformed”)), or directly from its etymonLatindēfōrmis(“departing physically from the correct shape, deformed, malformed, misshapen, ugly; (figuratively) departing morally from the correct quality, base, disgraceful, shameful, unbecoming”), from dē-(prefix meaning ‘away from; from’) + fōrma(“form, appearance, figure, shape; fine form, beauty; design, outline, plan; model, pattern; mould, stamp; (figuratively) kind, manner, sort”) (further etymology unknown; perhaps related to Ancient Greekμορφή(morphḗ, “form, shape; appearance; outline; kind, type”), probably from Pre-Greek, but there is no consensus) + -is(suffix forming adjectives of the third declension).[2]
[…] I did proclame, / That vvho ſo kild that monſter moſt deforme, / And him in hardy battayle ouercame, / Should haue mine onely daughter to his Dame, and of my kingdome heyre apparaunt bee: […]
1667, John Milton, “Book X”, in Paradise Lost.[…], London: […] [Samuel Simmons], and are to be sold by Peter Parker[…]; [a]nd by Robert Boulter[…]; [a]nd Matthias Walker,[…], →OCLC; republished as Paradise Lost in Ten Books:[…], London: Basil Montagu Pickering[…], 1873, →OCLC, lines 491-492:
Sight ſo deform what heart of Rock could long / Drie-ey’d behold?
The common overgrown vvith fern, and rough / VVith prickly goſs, that ſhapeleſs and deform / And dang’rous to the touch, has yet its bloom / And decks itſelf vvith ornaments of gold, / Yields no unpleaſing ramble; […]
[W]hat is wanting to success, / If somehow every face, no matter how deform, / Evidence, to some one of hearts on earth, that, warm / Beneath the veriest ash, there hides a spark of soul / Which, quickened by love's breath, may yet pervade the whole / O' the grey, and, free again, be fire?
I that am curtaild of this faire proportion / Cheated of feature by diſſembling nature, / Deformd, vnfinisht, ſent before my time / Into this breathing vvorld ſcarce halfe made vp, / And that ſo lamely and vnfaſhionable, / That dogs barke at me as I halt by them: […]
They ſay this tovvne is full of coſenage: / As nimble Iuglers that deceiue the eie: / Darke vvorking Sorcerers that change the minde: / Soule-killing VVitches, that deforme the bodie: […]
1678, Joseph Moxon, “Continued in the Art of Joynery”, in Mechanick Exercises: Or, The Doctrine of Handy-works.[…], 2nd edition, number II, London: […] J[oseph] Moxon,[…], published 1693, →OCLC, § 22 (Of the Piercer), page 90:
[Y]ou muſt take care to keep the Bitt ſtraight to the Hole you pierce, leſt you deform the Hole, or break the Bitt.
Me Pallas gave to lead the martial ſtorm, / And the fair ranks of battle to deform: / Me, Mars inſpir'd to turn the foe to flight, / And tempt the ſecret ambuſh of the night.
Your master, Poole, is plainly seized with one of those maladies that both torture and deform the sufferer; hence, for aught I know, the alteration of his voice; hence the mask and his avoidance of his friends; […]
Shortly vnto the vvaſtefull vvoods ſhe came, / VVhereas ſhe found the Goddeſſe vvith her crevv, / […] / Some of them vvaſhing vvith the liquid devv / From of their dainty limbs the duſty ſvveat, / And ſoyle vvhich did deforme their liuely hevv, […]
a.1628 (date written), John Hayward, The Life, and Raigne of King Edward the Sixt, London: […][Eliot’s Court Press, and J. Lichfield at Oxford?] for Iohn Partridge,[…], published 1630, →OCLC, page 16:
The yeare next enſuing he [Edward Seymour, 1st Duke of Somerset] invaded the Scottiſh borders, waſted Tinedale & the marches and deformed the country with ruine and ſpoile.
1638, Tho[mas] Herbert, Some Yeares Travels Into Divers Parts of Asia and Afrique.[…], 2nd edition, London: […]R[ichard] Bi[sho]p for Iacob Blome and Richard Bishop, →OCLC, book I, page 80:
[E]re Sun-riſe, his [Khusrau Mirza's] afflicted vvife (Cavvn Azems daughter) goes to viſit him; vvhere finding him ſpeechleſſe, and (by his contus'd face) murdered; never did poore vvretch ſhed more teares, or ſhevv more paſſion; by tearing her faire hayre, deforming her ſvveet face ſo fiercely, ſo amazedly, that her Father and all his family heare her, and ſee it to their griefe and admiration.
No storms deform the beaming brow of heaven, / Nor scatter in the freshness of its pride / The foliage of the ever verdant trees; […]
1858 January 15 (date written), Nathaniel Hawthorne, “Hotel d’Angleterre, January 15th [1858]”, in Passages from the French and Italian Note-books of Nathaniel Hawthorne, volume I, London: Strahan & Co.,[…], published 1871, →OCLC, pages 44–45:
The square was surrounded by stately buildings, but had what seemed to be barracks for soldiers—at any rate—mean little huts, deforming its ample space; and a soldier was on guard before the statue of Louis le Grand.
[Henri] Matisse at that time was at work at his first big decoration, Le Bonheur de Vivre. […] It was in this picture that Matisse first clearly realised his intention of deforming the drawing of the human body in order to harmonise and intensify the colour values of all the simple colours mixed only with white.
[Y]our beautie Ladies / Hath much deformed vs, faſhioning our humours / Euen to the oppoſed ende of our ententes.
1659, John Evelyn, “A Character of England, as It was Lately Presented in a Letter to a Nobleman of France. […] The Third Edition.”, in William Upcott, compiler, The Miscellaneous Writings of John Evelyn,[…], London: Henry Colburn,[…], published 1825, →OCLC, page 156:
But, Sr, I will no longer tire your patience wth these monsters (the subject of every contemptuous pamphlet) then with the madness of the Anabaptists, Quakers, Fift Monarchy-men, and a cento of unheard of heresies besides, which, at present, deform the once renowned Church of England, and approach so little to the pretended Reformation, which we in France have been made to believe, that there is nothing more heavenly wide.
It made me tremble a little […] to think what a sad thing Passion is, when Way is given to its ungovernable Tumults, and how it deforms and debases the noblest Minds!
VVomen in vain to keep their place have ſtriven; / From ev’ry trade, from each profeſſion driven. / […] / VVhile narrow prejudice deform’d the age, / No actreſs play’d, no female trod the ſtage; / […] / But vvoman once brought forvvard on the ſcene, / By man, like Eve, vvas lik’d as ſoon as ſeen.
Without dragging into the account the thousand and one sins that disgrace and deform society, it will be sufficient to look into the single interest of civilized warfare, in order to make our case.
The earlier part of his discourse was deformed by pedantic divisions and subdivisions: but towards the close he told what he had himself seen and heard with a simplicity and earnestness more affecting than the most skilful rhetoric.
If I answer that metal’s hard and shiny and cold to the touch and deforms without breaking under blows from a harder material, [David] Hume says those are all sights and sounds and touch. There’s no substance. Tell me what metal is apart from these sensations. Then, of course, I’m stuck.