Inflectional Morphology
1. Inflectional Morphology, Accidence : تصریف : (Noun) The part of grammar that deals with the inflections of words.
Business Deal, Deal, Trade - لین دین - a particular instance of buying or selling; "It`s not a big deal".
Grammar - گرامر - the branch of linguistics that deals with syntax and morphology (and sometimes also deals with semantics).
Function, Office, Part, Role - کردار - the actions and activities assigned to or required or expected of a person or group; "the function of a teacher".
Word - لفظ - a unit of language that native speakers can identify; "words are the blocks from which sentences are made".