افتعَل

Form Eight: The Inserted ت

Level 3

Form VIII (اِفْتَعَلَ) is a common verb pattern created by adding a 't' (ت) after the first root letter. It often turns an action back onto the subject (reflexive) or indicates doing something for one's own benefit.

How It Works

Form VIII is built from the three-letter root by adding a prosthetic alif (اِ) at the beginning and a 't' (ت) after the first root letter.

1. Meaning and Function:

  • Reflexive: It often makes a Form I verb reflexive. For example, جَمَعَ (he gathered) becomes اِجْتَمَعَ (he gathered himself/they met).
  • Acquisitive: It can imply effort for one's own sake. كَسَبَ (to earn) becomes اِكْتَسَبَ (to acquire/earn for oneself).
  • Reciprocal: It can denote mutual action, like قَتَلَ (to kill) becoming اِقْتَتَلَ (to fight one another).
  • Reflexive-Passive: It can function as a middle voice or reflexive-passive, such as شَهَرَ (to make known) becoming اِشْتَهَرَ (to be well-known).

2. Phonological Changes (Assimilation):
Form VIII is unique because the infixed 'ت' often merges or changes based on the first root letter:

  • Dental Assimilation: If the root starts with ت, the infixed ت merges completely: ت-ب-ع becomes اِتَّبَعَ (to follow). If the root starts with ث, the infixed ت typically assimilates into the ث, resulting in a doubled ثّ: ث-أ-ر becomes اِثَّأَرَ (to take revenge).
  • Weak Roots: If the root starts with و, it becomes a 'ت' and merges: و-ص-ل becomes اِتَّصَلَ (to contact).
  • D-Group: If the root starts with د or ز, the 'ت' becomes a 'د'. If it starts with ذ, the 'ت' becomes 'د' and the two usually merge into a doubled دّ: ذ-ك-ر becomes اِدَّكَرَ (to remember).
  • Emphatic Group: If the root starts with emphatic letters (ص، ض، ط، ظ), the 'ت' becomes an emphatic ط: ص-د-م becomes اِصْطَدَمَ (to collide). For roots starting with ظ, the 'ط' usually assimilates into a doubled ظّ: ظ-ل-م becomes اِظَّلَمَ (to be wronged).

3. Weak Roots (Hollow and Defective):
Learners should become proficient in how weak letters behave in this form:

  • Hollow Roots: Roots with a weak middle letter (like خ-ي-ر or ق-و-د) usually see that letter turn into a long alif in the past tense: اِخْتَارَ (to choose), اِقْتَادَ (to lead).
  • Defective Roots: Roots ending in a weak letter (like ش-ر-ي) result in an alif maqṣūra in the past tense: اِشْتَرَى (to buy).

4. Derived Forms:
Build fluency in the regular patterns for this form:

5. Orthography:
The initial alif is a Hamza al-Wasl. This means the 'i' sound is only pronounced at the beginning of a sentence; if a word precedes it, the alif is silent.

Examples (6)

  1. اِجْتَمَعَ الوُزَرَاءُ اليَوْمَ.

    The ministers met today.

    Word by Word: Gathered the ministers today.

    The verb اِجْتَمَعَ is Form VIII of the root ج-م-ع (to gather), showing the reflexive 'meeting together' meaning.

  2. اِشْتَرَى الطَّالِبُ كِتَاباً جَدِيداً.

    The student bought a new book.

    Word by Word: Bought the student a book new.

    اِشْتَرَى (to buy) is a common Form VIII verb from a defective root (ش-ر-ي), where the final letter becomes an alif maqṣūra.

  3. اِتَّصَلَ الرَّئِيسُ بِالمَلِكِ.

    The president contacted the king.

    Word by Word: Contacted the president with the king.

    This shows assimilation: the root starting with و (و-ص-ل) changes to اِتَّصَلَ in Form VIII.

  4. اِزْدَادَ عَدَدُ السُّكَّانِ فِي المَدِينَةِ.

    The number of inhabitants in the city increased.

    Word by Word: Increased number [of] the inhabitants in the city.

    Here, the infixed 'ت' changed to a 'د' because the root starts with 'ز' (ز-ي-د). This is also a hollow root where the middle letter becomes an alif.

  5. اِخْتَارَ المُدِيرُ مُوَظَّفاً جَدِيداً.

    The manager chose a new employee.

    Word by Word: Chose the manager an employee new.

    اِخْتَارَ (to choose) comes from the hollow root خ-ي-ر. In Form VIII, the middle weak letter typically appears as a long alif.

  6. اِشْتَهَرَ الكَاتِبُ بِرِوَايَاتِهِ.

    The writer became well-known for his novels.

    Word by Word: Became well-known the writer for his novels.

    This demonstrates the passive-like function of Form VIII, derived from the Form I root ش-ه-ر (to make known).

Common Mistakes

  • Writing a permanent hamza (إ) under the initial alif.

    إِجْتَمَعَ النَّاسُ
    اِجْتَمَعَ النَّاسُ

    Form VIII uses Hamza al-Wasl. You should not write the hamza mark (ء) on the alif; it is a plain vertical line.

  • Misidentifying the root in assimilated verbs.

    ت-ص-ل
    و-ص-ل

    In verbs like اِتَّصَلَ, learners often think the root starts with 'ت'. Remember that a double 'ت' at the start of Form VIII usually points to a root starting with 'و'.

How It Connects

Tap a pattern to see what it builds on and what it leads to.

افتعَلLevel 3Form Eight: The Inserted ت

Learn This First

To understand Form Eight (ifta'ala), you need to be comfortable with the Arabic root system and how different patterns change a verb's meaning. You also need to recognize the vanishing hamza (hamzat al-wasl) used at the beginning of this specific pattern.