Nominal Sentence الجُملَة الإِسمِيَّة Al-jumla al-Ismiyyah: These are sentences that begin with an اِسم ism (nouns, pronouns, adjectives, adverbs).
For example,
مُحَمَّدٌ طَبِيبٌ
Muhammad is a doctor.
الوَلَدُ حَزِينٌ
The boy is sad.
البِنتُ تَبكِي
The girl is crying.
هِيَ أَمرِيكِيَّةٌ
She is American.
Verb-Subject Agreement
In a nominal sentence, the verb agrees with the subject in both number and gender.
For example,
الطُّلَّابُ ذَهَبُوا
The students left
الأطِبَاءُ غَادَرُوا
The doctors left
More examples
هُمَا مُرَتَّبَانِ
They (both) are tidy.
هِيَ مُحَامِيَةٌ
She is a lawyer.
السَفَرُ مُمتِعٌ
Travelling is fun.
القِصَّةُ طَوِيلَةٌ
The story is long.
الدّواءُ ضرُورِيٌّ
Medicine is essential.
الأُمُّ تَرْعَى الأَطفَالَ
The mother takes care of the children.