11. The reduplicating aorist involves reduplication as well as vowel reduction of the stem. 12. The aorist , the perfect and the imperfect. 13. Among Indo-European languages, Lithuanian is extraordinarily synthetic aorist and mediopassive forms. 14. Doric has also passed down its aorist terminations into most verbs of Demotic Greek. 15. Secondary endings are used with the imperfect, conditional, aorist , and optative. 16. The aorist of this verb is irregular, since it ends in ( ). 17. In the development of Latin, for example, the aorist merged with the perfect. 18. There is disagreement as to which functions of the Greek aorist are inherent within it. 19. Aorist and imperfect have disappeared from literary styles before the end of the 15th century.20. A few archaisms still used ( aorist in the perfective aspect 1KABL'was').