εἰκοστός

See also: εικοστός

Ancient Greek

**Ancient Greek numbers ^(edit)**
		200
← 10	← 19	κʹ 20	30 →
		2
Cardinal: εἴκοσῐ (eíkosi) Ordinal: εἰκοστός (eikostós) Adverbial: εἰκοσάκις (eikosákis) Collective: εἰκοσάς (eikosás)

Alternative forms

ἐεικοστός (eeikostós) — Epic

Etymology

From Proto-Hellenic *ewīkətstós, equivalent to εἴκοσι (eíkosi) +‎ -τός (-tós).

Pronunciation

(5^th BCE Attic) IPA^(key): /eː.kos.tós/
(1^st CE Egyptian) IPA^(key): /i.kosˈtos/
(4^th CE Koine) IPA^(key): /i.kosˈtos/
(10^th CE Byzantine) IPA^(key): /i.kosˈtos/
(15^th CE Constantinopolitan) IPA^(key): /i.kosˈtos/

Adjective

εἰκοστός • (eikostós) m (feminine εἰκοστή, neuter εἰκοστόν); first/second declension

twentieth

Declension

First and second declension of εἰκοστός; εἰκοστή; εἰκοστόν (Attic)

Number	Singular			Dual			Plural
Case/Gender	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter
Nominative	εἰκοστός eikostós	εἰκοστή eikostḗ	εἰκοστόν eikostón	εἰκοστώ eikostṓ	εἰκοστᾱ́ eikostā́	εἰκοστώ eikostṓ	εἰκοστοί eikostoí	εἰκοσταί eikostaí	εἰκοστᾰ́ eikostá
Genitive	εἰκοστοῦ eikostoû	εἰκοστῆς eikostês	εἰκοστοῦ eikostoû	εἰκοστοῖν eikostoîn	εἰκοσταῖν eikostaîn	εἰκοστοῖν eikostoîn	εἰκοστῶν eikostôn	εἰκοστῶν eikostôn	εἰκοστῶν eikostôn
Dative	εἰκοστῷ eikostôi	εἰκοστῇ eikostêi	εἰκοστῷ eikostôi	εἰκοστοῖν eikostoîn	εἰκοσταῖν eikostaîn	εἰκοστοῖν eikostoîn	εἰκοστοῖς eikostoîs	εἰκοσταῖς eikostaîs	εἰκοστοῖς eikostoîs
Accusative	εἰκοστόν eikostón	εἰκοστήν eikostḗn	εἰκοστόν eikostón	εἰκοστώ eikostṓ	εἰκοστᾱ́ eikostā́	εἰκοστώ eikostṓ	εἰκοστούς eikostoús	εἰκοστᾱ́ς eikostā́s	εἰκοστᾰ́ eikostá
Vocative	εἰκοστέ eikosté	εἰκοστή eikostḗ	εἰκοστόν eikostón	εἰκοστώ eikostṓ	εἰκοστᾱ́ eikostā́	εἰκοστώ eikostṓ	εἰκοστοί eikostoí	εἰκοσταί eikostaí	εἰκοστᾰ́ eikostá
Derived forms	Adverb			Comparative			Superlative
Derived forms	εἰκοστῶς eikostôs			εἰκοστότερος eikostóteros			εἰκοστότᾰτος eikostótatos
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

“εἰκοστός”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press
“εἰκοστός”, in Liddell & Scott (1889) An Intermediate Greek–English Lexicon, New York: Harper & Brothers
“εἰκοστός”, in Autenrieth, Georg (1891) A Homeric Dictionary for Schools and Colleges, New York: Harper and Brothers
εἰκοστός in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
εἰκοστός in Cunliffe, Richard J. (1924) A Lexicon of the Homeric Dialect: Expanded Edition, Norman: University of Oklahoma Press, published 1963
εἰκοστός in the Diccionario Griego–Español en línea (2006–2024)
εἰκοστός in Trapp, Erich, et al. (1994–2007) Lexikon zur byzantinischen Gräzität besonders des 9.-12. Jahrhunderts [the Lexicon of Byzantine Hellenism, Particularly the 9th–12th Centuries], Verlag der Österreichischen Akademie der Wissenschaften
Woodhouse, S. C. (1910) English–Greek Dictionary: A Vocabulary of the Attic Language‎^[1], London: Routledge & Kegan Paul Limited.
- twentieth idem, page 903.