| Indicative Verbs: 4 KEY FEATURES | |||||
| Tense-Form | Voice | Augment | Stem | Tense Former | Ending Pattern |
| Present | Active | present | Primary Active |
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| Middle/ Passive |
present | Primary Middle-Passive |
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| Imperfect | Active | ε | present | Secondary Active |
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| Middle/ Passive |
ε | present | Secondary Middle-Passive |
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| 1st Aorist | Active | ε | usually same as present |
σα | Secondary Active |
| Middle | ε | usually same as present |
σα | Secondary Middle-Passive |
|
| Passive | ε | usually same as present |
θη | Secondary Active |
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| 2nd Aorist | Active | ε | aorist | Secondary Active |
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| Middle | ε | aorist | Secondary Middle-Passive |
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| Passive | ε | aorist | η | Secondary Active |
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| Future | Active | future¹ | σ | Primary Active |
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| Middle | future¹ | σ | Primary Middle-Passive |
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| Passive | aorist | θησ | Primary Middle-Passive |
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| Perfect | Active | redup + perfect² |
κα | Primary Active³ |
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| Middle/ Passive |
redup + perfect² |
Primary Middle-Passive⁴ |
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| ¹ Often similar to the aorist stem. | |||||
| ² Often similar to either the present or aorist stem. | |||||
| ³ The κα causes changes yielding similar endings to those of the first aorist. | |||||
| ⁴ Without connecting vowels. | |||||