Etymology From Middle English sooth, from Old English sōþ (“truth; true, actual, real”), from Proto-West Germanic *sanþ, from Proto-Germanic *sanþaz (“truth; true”), from Proto-Indo-European *h₁sónts, *h₁s-ont- (“being, existence, real, true”), from Proto-Indo-European *h₁es- (“to be”). Akin to Old Saxon sōþ (“true”), Old High German sand (“true”), Old Norse sannr (“true”), Gothic 𐍃𐌿𐌽𐌾𐌰 (sunja, “truth”), Old English synn (“sin, guilt"; literally, "being the one guilty”). More at sin. See also soothe, derived from the same Old English word.
In sooth, I know not why I am so sad.c. 1596–1598 (date written), William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act I, scene i]:
[…] "O Eginhard, disclose The meaning and the mystery of the rose"; And trembling he made answer: "In good sooth, Its mystery is love, its meaning youth!"1873 August, Henry Wadsworth Longfellow, “[I. Tales of a Wayside Inn.] The Student’s Tale. Emma and Eginhard.”, in Aftermath, Boston, Mass.: James R[ipley] Osgood and Company, late Ticknor & Fields, and Fields, Osgood, & Co., →OCLC, page 25:
The sooth of birds, by beating of their wings.1579, Immeritô [pseudonym; Edmund Spenser], “December. Ægloga Duodecima.”, in The Shepheardes Calender: […], London: […] Iohn Wolfe for Iohn Harrison the yonger, […], →OCLC:
Etymology From Middle English sooth, from Old English sōþ (“truth; true, actual, real”), from Proto-West Germanic *sanþ, from Proto-Germanic *sanþaz (“truth; true”), from Proto-Indo-European *h₁sónts, *h₁s-ont- (“being, existence, real, true”), from Proto-Indo-European *h₁es- (“to be”). Akin to Old Saxon sōþ (“true”), Old High German sand (“true”), Old Norse sannr (“true”), Gothic 𐍃𐌿𐌽𐌾𐌰 (sunja, “truth”), Old English synn (“sin, guilt"; literally, "being the one guilty”). More at sin. See also soothe, derived from the same Old English word.
The soothest shepherd that e'er pip'd on plains1634 October 9 (first performance; Gregorian calendar), [John Milton], edited by H[enry] Lawes, A Maske Presented at Ludlow Castle, 1634: […] [Comus], London: […] [Augustine Matthews] for Hvmphrey Robinson, […], published 1637, →OCLC; reprinted as Comus: […] (Dodd, Mead & Company’s Facsimile Reprints of Rare Books; Literature Series; no. I), New York, N.Y.: Dodd, Mead & Company, 1903, →OCLC:
With jellies soother than the creamy curd, And lucent syrops, tinct with cinnamon; […]1819, John Keats, “The Eve of St. Agnes”, in Lamia, Isabella, the Eve of St. Agnes, and Other Poems, London: […] [Thomas Davison] for Taylor and Hessey, […], published 1820, →OCLC, stanza XXX, page 98:
Etymology From Middle English sooth, from Old English sōþ (“truth; true, actual, real”), from Proto-West Germanic *sanþ, from Proto-Germanic *sanþaz (“truth; true”), from Proto-Indo-European *h₁sónts, *h₁s-ont- (“being, existence, real, true”), from Proto-Indo-European *h₁es- (“to be”). Akin to Old Saxon sōþ (“true”), Old High German sand (“true”), Old Norse sannr (“true”), Gothic 𐍃𐌿𐌽𐌾𐌰 (sunja, “truth”), Old English synn (“sin, guilt"; literally, "being the one guilty”). More at sin. See also soothe, derived from the same Old English word.
That shall I sooth (said he) to you declare.1596, Edmund Spenser, “Book VI, Canto II”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC, stanza 9: