• IPA: /suːθ/

sooth (uncountable)

1. (archaic) Truth.

   • That shall I sooth (said he) to you declare.

   • c. 1596–1598, William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene 1]:

     In sooth, I know not why I am so sad.

   • In good sooth, / Its mystery is love, its meaning youth.

2. (obsolete) Augury; prognostication.

   • The sooth of birds, by beating of their wings.

3. (obsolete) Blandishment; cajolery.
4. (obsolete) Reality; fact.

• Portuguese: verdade
• Russian: и́стина
• Spanish: verdad

sooth (comparative soother, superlative soothest)

1. (archaic) True.
2. (obsolete) Pleasing; delightful; sweet.
   • 1634 October 9 (first performance)​, [John Milton], H[enry] Lawes, editor, A Maske Presented at Ludlow Castle, 1634: […] [Comus], London: Printed [by Augustine Matthews] for Hvmphrey Robinson, […], published 1637, OCLC 228715864 ↗; 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 1113942837 ↗:

     The soothest shepherd that e'er pip'd on plains

   • 1819, John Keats, “The Eve of St. Agnes”, in Lamia, Isabella, the Eve of St. Agnes, and Other Poems, London: Printed [by Thomas Davison] for Taylor and Hessey, […], published 1820, OCLC 927360557 ↗, stanza XXX, page 98 ↗:

     With jellies soother than the creamy curd, / And lucent syrops, tinct with cinnamon; [...]

• forsooth
• soothe
• soothen
• soothfast
• soothly

sooth (not comparable)

1. (archaic) In truth; indeed.