Answer:
(Fatwa: 1455/1370=D/1429)
The words which have been exclusively taught to Muslims as symbols of Islam like السلام علیکمit is necessary to use those words, it is wrong to replace them with some other words. But, the duas mentioned in the Quran and Hadith to supplicate Allah if not remembered in Arabic one can use his mother tongue for the same.
(2) What types of disrespectful or abusive words he used? Write it clearly.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
