See also: Appendix:Variations of "sei" Pronunciation IPA(key): /saɪ̯/ Rhymes: -aɪ̯ Hyphenation: Sei Etymology 1 Deverbal from seie (“to sieve”).[1] Noun Sei f (nominative plural Seie, diminutive Seiche) strainer; sieve filter Declension More information singular, plural ... singular plural def. noun def. noun nominative/accusative die Sei die Seie dative där/de Sei den/de Seie Close Declension of Sei Etymology 2 See the etymology of the corresponding lemma form. Noun Sei f plural of Sau References [1]Piter Kehoma Boll (2021) “Sei”, in Dicionário Hunsriqueano Riograndense–Português (in Portuguese), 3rd edition, Ivoti: Riograndenser Hunsrickisch, page 149 Romanization Sei Rōmaji transcription of せい Noun Sei plural of Sau