( الفاعلDo-er): It is a noun or a pronoun that indicates the one who did
the action, and itis always مرفوع
( المفعول بهWord after Fa’il): A noun or pronoun  منصوبthat
denotes the subject of the subject's action.
( المبتدأSubject):        It is the noun  مرفوعat the beginning of the
sentence
( الخبرPredicate):         It is the noun  مرفوعthat completes the meaning
of the sentence with the subject
( الصفةAdjective): A noun used to describe the noun before it (
 )الموصوفto indicate it or to specify it and to follow it in defining
and indefinite, in feminine and masculine, in singling, declension
and plural, and in the inflections such as joining, opening and
breaking.
( االسم المجرورWord after preposition): It is a noun or
connected pronoun that comes after a preposition
)( المضاف إليه: It is a noun that comes after another noun (
 )المضافto remove ambiguity and clarify it, and it is always
مجرور
( المثنىDual):      It is a noun denoting two or two with the
addition of a thousand and noun (  )في حالة الرفعand  ياءand نون
)(في حالتي النصب و الجر.
( الحالAdverb):       It is an indefinite accusative noun that comes
to indicate the body of the case when the action takes place.
(corresponds to the adverb in gender and number)
( الضمائر المنفصلةDetached Pronoun):             They are
independent pronouns by themselves, that is, they do not come
connected to what comes before them, and this indicates the
possibility of pronouncing them on their own, and they are divided
into speaking, addressing, and absent.
( الضمائر المتصلةAttached pronoun): They are
pronouns related to the word and do not come
separately from it.