sethen

• cethyn, sethyn, seþine, seþen, seoþe, zeoþen, seþe, seeþ, seeth, seþ, seeþe

From Old English sēoþan, from Proto-Germanic *seuþaną; a cognate of Middle Low German sēden, Middle Dutch sieden, Middle High German sieden, and Old Swedish siūþa.

• IPA^(key): /ˈseːðən/

sethen

1. To boil or seethe; to heat a fluid:
   1. To boil food or meat as to cook or prepare it.
      • 1470–1485 (date produced), Thomas Malory, “Capitulum ix”, in [Le Morte Darthur], book VI, [London: […] by William Caxton], published 31 July 1485, →OCLC, leaf 98, verso; republished as H[einrich] Oskar Sommer, editor, Le Morte Darthur […], London: David Nutt, […], 1889, →OCLC, page 196, lines 29–33:

        A none ſyr kay ſayd ⸝ here is good mete for vs for one meale ⸝ for we had not many a day no good repaſt ⸝ And ſo that veneſon was roſted baken and ſoden ⸝ and ſo after ſouper ſomme abode there al that nyghte

        Anon, Sir Kay said, here is good meat for us for one meal, for we had no good repast for many a day. And so that venison was roasted, baked and boiled, and so after supper some abided there all that night.

   2. To boil down or off; to reduce by boiling something.
   3. To boil something into an essence; to boil as a form of processing.
   4. To inflict punishment or injury by boiling (typically used of Hell)
2. To cook or heat (especially used of processing ceramics or ingredients)
3. To break down or process one's consumed food using stomach acid; to digest.
4. (figurative, rare) To make pure; to revitalise.

While the past singular forms in seth- and present forms in seth- were spelt the same way, the past forms' vowel was /ɛː/ while the present forms had /eː/.

• sether
• sethyng

• English: seethe (sodden is from the former past participle)
• Scots: seth, seith, seethe (sodden is from the former past participle)

• “sẹ̄then, v.(1).”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 2018-09-05.