Arabic Verb Forms I to X: A Simple Guide to الأوزان
One of the best shortcuts in the language is learning Arabic verb forms. Instead of memorizing hundreds of unrelated verbs, you learn a small set of patterns (الأوزان, al-awzan) that reshape a root to give it a new meaning. In this guide, you will see all ten common forms, what each one usually does, and how to recognize them at a glance.
How the Forms Work
Most Arabic verbs are built from a three-letter root (see our guide to Arabic root words). The root carries the core idea, and the form adds a twist: making something happen, doing something with someone, learning, asking, and so on.
The forms are named using the model root ف ع ل (f-ʿ-l, “to do”). Form I is the basic verb, and Forms II to X are built from it by adding letters or doubling a letter. The Roman numerals are simply a convenient way to refer to them.
The Ten Forms at a Glance
Form | Pattern (past) | Example | Meaning | Typical sense |
|---|---|---|---|---|
I | فَعَلَ | كَتَبَ | he wrote | the basic meaning |
II | فَعَّلَ | عَلَّمَ | he taught | intensive or causative |
III | فاعَلَ | كاتَبَ | he corresponded with | doing something with or to another |
IV | أَفْعَلَ | أَخْرَجَ | he took out | causative |
V | تَفَعَّلَ | تَعَلَّمَ | he learned | reflexive of Form II |
VI | تَفاعَلَ | تَكاتَبَ | they corresponded with each other | mutual action |
VII | اِنْفَعَلَ | اِنْكَسَرَ | it broke | passive or reflexive |
VIII | اِفْتَعَلَ | اِجْتَمَعَ | he gathered, met | reflexive or middle |
IX | اِفْعَلَّ | اِحْمَرَّ | it turned red | colors and defects |
X | اِسْتَفْعَلَ | اِسْتَخْرَجَ | he extracted | asking for or seeking |
What Each Form Usually Means
- Form I is the simple verb, such as كَتَبَ (he wrote) or خَرَجَ (he went out).
- Form II doubles the middle letter. It often intensifies the action or makes someone else do it: عَلِمَ (he knew) becomes عَلَّمَ (he taught, “made someone know”).
- Form III adds a long a after the first letter and often means doing something with or toward another person: كاتَبَ (he corresponded with someone).
- Form IV adds an initial أ and usually has a causative sense: خَرَجَ (he went out) becomes أَخْرَجَ (he took out, or made go out).
- Form V adds ت and doubles the middle letter. It is often the reflexive of Form II: عَلَّمَ (he taught) becomes تَعَلَّمَ (he learned, or taught himself).
- Form VI adds ت and a long a, and describes an action that happens between two or more people: تَكاتَبوا (they wrote to one another).
- Form VII begins with اِن and is mostly passive-like and intransitive: كَسَرَ (he broke) becomes اِنْكَسَرَ (it got broken).
- Form VIII inserts ت after the first root letter and often has a reflexive or middle meaning: جَمَعَ (he collected) becomes اِجْتَمَعَ (he gathered, he met).
- Form IX is rare and is used almost only for colors and physical defects: اِحْمَرَّ (it turned red), اِصْفَرَّ (it turned yellow).
- Form X begins with اِست and usually means asking for or seeking something: اِسْتَخْرَجَ (he extracted, “sought to bring out”), اِسْتَفْهَمَ (he asked for an explanation).
One Root, Many Meanings
See how a single root can fill several forms. Take خ ر ج (the idea of going out):
Form | Verb | Meaning |
|---|---|---|
I | خَرَجَ | he went out |
II | خَرَّجَ | he trained, he graduated someone |
IV | أَخْرَجَ | he took out |
V | تَخَرَّجَ | he graduated |
X | اِسْتَخْرَجَ | he extracted |
Not every root uses every form, so check a dictionary to see which ones exist for a given root.
Spotting the Form Quickly
You can identify a form by looking at its shape:
- A doubled middle letter (shadda) points to Form II or V.
- A long alif after the first letter points to Form III or VI.
- A starting أ points to Form IV.
- A starting ت points to Form V or VI.
- A starting اِن points to Form VII.
- A ت right after the first root letter points to Form VIII.
- A starting اِست points to Form X.
In the present tense, Forms II, III and IV take يُ (as in يُعَلِّمُ, he teaches), while Forms V to X take يَ (as in يَسْتَخْرِجُ, he extracts).
Quick Practice
Identify the form of each verb:
- تَعَلَّمَ
- اِسْتَخْرَجَ
- أَرْسَلَ
- كاتَبَ
Then predict the meaning: if عَلَّمَ means “he taught,” what does تَعَلَّمَ most likely mean?
Answers: 1. Form V. 2. Form X. 3. Form IV (he sent). 4. Form III. Last question: “he learned.”
The Bottom Line
Once you understand Arabic verb forms, vocabulary stops feeling random. Each pattern gives a predictable twist to the root, so a single new root can unlock several verbs at once. Start with Forms I, II, V and X, which are the most common, and add the others as you meet them in reading.