Arabic Verb Forms I–X Explorer
Explore the ten common Arabic verb forms with past and present patterns, verbal nouns, real examples, and a recognition quiz.
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Form II · فَعَّلَ
Often causative or intensive
Doubles the second radical. عَلِمَ (know) contrasts with عَلَّمَ (teach). The meaning is lexical, not always intensive.
Recorded verbs in this pattern
One root, different meanings
All ten patterns at a glance
| Form | Past pattern | Common tendency |
|---|---|---|
| I | فَعَلَ / فَعِلَ / فَعُلَ | Basic lexical meaning |
| II | فَعَّلَ | Often causative or intensive |
| III | فَاعَلَ | Often directed interaction |
| IV | أَفْعَلَ | Often causative |
| V | تَفَعَّلَ | Often reflexive or acquired action |
| VI | تَفَاعَلَ | Often reciprocal or pretended action |
| VII | اِنْفَعَلَ | Often a change affecting the subject |
| VIII | اِفْتَعَلَ | Often involving the subject in the action |
| IX | اِفْعَلَّ | Usually colors or physical states |
| X | اِسْتَفْعَلَ | Often seeking, considering, or using |
ف ع ل are template placeholders. Semantic tendencies are clues, not automatic definitions. Weak, doubled and hamzated roots can alter visible spelling. Consult a dictionary for actual usage and verbal nouns.
Make sense of what you’re practicing
Forms are derived patterns, not tenses
Form II is not a second tense. It is a pattern used to derive a different verb from a root. Each derived verb can then be conjugated for past, present, imperative, and other moods.
Meaning is lexical
Form II often has a causative or intensive meaning, but that is not a universal rule. Form III does not always imply mutual action. Learn the specific verb’s meaning rather than translating a pattern mechanically.
Not every root uses all ten forms
Some combinations are common, some rare, and others unattested. The example filter shows verbs in our selected collection. Empty results mean missing coverage, not a claim that Arabic lacks that word.
Weak roots disguise the template
In اِسْتَطَاعَ, weak-root changes obscure the full Form X template اِسْتَفْعَلَ. Compare the actual conjugation before deciding which letters belong to the root. The expanded patterns here describe the basic sound-root shapes.