If you are talking to a male say " majnoon" &
if you are talking to a female say "majnoonah" or "majnooneh" as in slang Arabic.
Translation: Ana majnuna (أنا مجنونة )
Crazy: Majloon :S
Majnoon- means crazy or insane
Crazy: majnoon written as: مجنون
If you want to say Arabic in Arabic this is how you say it=Arabi
مجنون
majnoon : crazy مجنون
To say 'disbeliever' in Arabic, you would say 'kaffir.'
In Arabic we say Ramadan.
kabid
With is مع in Arabic.
To say "you are stupid" in Arabic, you say "Anta ghabi" for males and "Anti ghabiya" for females. Males:أنت غبي Females:أنت غبية