ἀποκάλυψις

Ancient Greek edit

From ἀποκαλύπτω (apokalúptō, “to disclose, reveal”) +‎ -σις (-sis).

ᾰ̓ποκᾰ́λῠψῐς • (apokálupsis) f (genitive ᾰ̓ποκᾰλῠ́ψεως); third declension

Case / #	Singular	Dual	Plural
Nominative	ἡ ᾰ̓ποκᾰ́λῠψῐς hē apokálupsis	τὼ ᾰ̓ποκᾰλῠ́ψει tṑ apokalúpsei	αἱ ᾰ̓ποκᾰλῠ́ψεις hai apokalúpseis
Genitive	τῆς ᾰ̓ποκᾰλῠ́ψεως tês apokalúpseōs	τοῖν ᾰ̓ποκᾰλῠψέοιν toîn apokalupséoin	τῶν ᾰ̓ποκᾰλῠ́ψεων tôn apokalúpseōn
Dative	τῇ ᾰ̓ποκᾰλῠ́ψει têi apokalúpsei	τοῖν ᾰ̓ποκᾰλῠψέοιν toîn apokalupséoin	ταῖς ᾰ̓ποκᾰλῠ́ψεσῐ / ᾰ̓ποκᾰλῠ́ψεσῐν taîs apokalúpsesi(n)
Accusative	τὴν ᾰ̓ποκᾰ́λῠψῐν tḕn apokálupsin	τὼ ᾰ̓ποκᾰλῠ́ψει tṑ apokalúpsei	τᾱ̀ς ᾰ̓ποκᾰλῠ́ψεις tā̀s apokalúpseis
Vocative	ᾰ̓ποκᾰ́λῠψῐ apokálupsi	ᾰ̓ποκᾰλῠ́ψει apokalúpsei	ᾰ̓ποκᾰλῠ́ψεις apokalúpseis
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Greek: αποκάλυψη (apokálypsi)
→ Latin: apocalypsis (see there for further descendants)
- English: apocalypse
Irish: apacailipsis
Old Irish: abcolips
Russian: апока́липсис (apokálipsis)