The present study deals with the topic (Arabicized and Foreign word) It is one of the linguistic subject that was attended to by the linguist and grammarians in the past and present It is one the crossroads at which Arabic language meets with other languages. Most linguists agree that the term ( Arabicized means that a foreign word used in Arabic but it is subjected to some modification such deletion, additions or phonological substitution in order to be used correctly in terms of the Arabic rules. Some other linguists call it (Loaning).Whereas (Foreign word), for the linguists, means that the word in used in Arabic without any change made on it. It is used in Arabic as it was in the origin language.