Arab tili boshqa tillar kabi bo'lib, uni arablar vaz' qilgan, ular so'zlarning alfaz (ifodalari) va bu so'zlarni gaplarga birlashtirish qoidalarini belgilaganlar. Demak, bu arablarning odatlari va kelishuvlaridandir, Allohdan kelgan tavqifiy (qat'iy belgilangan) narsa emas. Balki u tavfiqiy (kelishuv yo'li bilan) ya'ni arablar unga kelishib olgan, degani. Masalan, ular balog'atga yetgan erkak uchun "رَجُلٌ" (rajul) so'zini vaz' qilganlar va balog'atga yetgan ayol uchun "امْرَأَةٌ" ('imra'ah) so'zini vaz' qilib berganlar va hokazo…

The Arabic language is like the rest of the languages. It was set by the Arabs and they made conventions of its Alfaazh (wordings) and upon the composition of these wordings into sentences. It is therefore from the conventions of the Arabs and it is not Tawqeefiy (a fixed setting) from Allah. Rather it is Tawfeeqiy (through a process of reconciliation) meaning that the Arabs agreed upon it. So for instance they set and placed down the word ’ (Rajul) for the mature male and they placed down and provided the word ‘ ة َ(‘Imra’ah) for the mature woman (i.e. post-pubescent) and so on…