θέμα

From τῐ́θημῐ (tĭ́thēmĭ, “to set, put, place”) +‎ -μᾰ (-mă, nominal suffix).

θέμᾰ • (thémă) n (genitive θέμᾰτος); third declension

That which is placed or laid down.
1. Money deposited; (of grain) deposit; treasure.
2. Pile. (of loaves)
3. Coffer. Synonym: θήκη (thḗkē)
4. Position, situation. (of land)
5. (astrology) Nativity, horoscope.
6. Common burial place or common land; private burial ground.
Something proposed as a prize.
Case proposed for discussion, theme of an argument.
1. Proposition, premiss.
2. (law) Case.
3. Arbitrary determination.
4. (grammar) Primary (nonderivative) element or form.
  - Etymologicum Magnum 88.13:
    “τὸ θέμα, ἀμύσσω: ὁ μέλλων, ἀμύξω
    “tò théma, amússō: ho méllōn, amúxō
    “The primary form [ie present tense] is ἀμύσσω [I scratch], the future is ἀμύξω [I will scratch].
5. (logic, Stoic) Mode of reduction of an irregular syllogism.
A Theme, the regional unit of government of the Eastern Roman/Byzantine empire approximately from the 7th to the 11th century.

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More information Case / #, Singular ...

“θέμα”, in Liddell & Scott (1940), A Greek–English Lexicon, Oxford: Clarendon Press
θέμα in Bailly, Anatole (1935), Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
Bauer, Walter et al. (2001), A Greek–English Lexicon of the New Testament and Other Early Christian Literature, Third edition, Chicago: University of Chicago Press
θέμα 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
θέμα, in ΛΟΓΕΙΟΝ [Logeion] Dictionaries for Ancient Greek and Latin (in English, French, Spanish, German, Dutch and Chinese), University of Chicago, since 2011

Case / #	Singular	Dual	Plural
Nominative	τὸ θέμᾰ tò thémă	τὼ θέμᾰτε tṑ thémăte	τᾰ̀ θέμᾰτᾰ tằ thémătă
Genitive	τοῦ θέμᾰτος toû thémătos	τοῖν θεμᾰ́τοιν toîn themắtoin	τῶν θεμᾰ́των tôn themắtōn
Dative	τῷ θέμᾰτῐ tōî thémătĭ	τοῖν θεμᾰ́τοιν toîn themắtoin	τοῖς θέμᾰσῐ / θέμᾰσῐν toîs thémăsĭ(n)
Accusative	τὸ θέμᾰ tò thémă	τὼ θέμᾰτε tṑ thémăte	τᾰ̀ θέμᾰτᾰ tằ thémătă
Vocative	θέμᾰ thémă	θέμᾰτε thémăte	θέμᾰτᾰ thémătă
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Ancient Greek