Major Sins (11-19)

11. To be despondent of the Mercy of Allah.
12. To break a promise.
13. To abuse trust.
14. To discard a Fardh of Allah Ta’ala, such as Salaat, Saum, Haj, Zakaat.
15. To forget how to recite the Qur’aan Shareef.
16. To speak lies.
17. In particular, to take a false oath.
18. To take an oath in the name of other than Allah.
19. To take an oath with the consequent of not being able to recite the Kalimah at the time of death or not dying with Imaan.

(Behshti Zewar)