These are distressing or terrifying dreams from Shaytan intended to cause fear; believers are advised not to share these and to seek refuge in Allah upon waking.
While "Swapna Vyakyanam" is a popular term for Malayalam-language resources on this topic, it draws heavily from classical Arabic scholars who pioneered the science of Tafsir al-Ahlam . Google Play Islamic Dreams Dictionary - Apps on Google Play swapna vyakyanam islamic book
The Prophet Muhammad (peace be upon him) emphasized the importance of dream interpretation, saying, "Dreams are a part of prophethood" (Sahih Muslim). This Hadith highlights the significance of dreams as a means of communication between the individual and the divine. These are distressing or terrifying dreams from Shaytan