there are many ways to say conversion in Arabic. i can think of two words:
1. TAHWEL تحويل
2.MUAADALAH معادله
i wish you have mentioned what kind of conversion you are talking about, but the above two words are the words generally used to say conversion.
If you want to say Arabic in Arabic this is how you say it=Arabi
To say 'disbeliever' in Arabic, you would say 'kaffir.'
In Arabic we say Ramadan.
kabid
With is مع in Arabic.
In formal Arabic, say "Ayna Tareq?" In slang Arabic, say" wean Tareq?" or "Fean Tariq?"
To say "dessert" in Arabic, one would say "halwaa" which is spelled in the Arabic alphabet as حلوى.
أي كيو Its how to say IQ in Arabic
khasir........to say losers in arabic.......it is khasiroon
This is how you say "are you awake?" in Arabic: Inty suhya?
Question - How do you say underwear in Arabic?Answer - "Uneryew"
The way to say pear in Arabic is kumethra.