What are quadriliteral verbs in Arabic?

Quadriliteral verbs in Arabic are verbs that possess four letters in their root, differentiating them from the typical triliteral verb.

How are quadriliteral verbs conjugated?

Quadriliteral verbs are conjugated similarly to form II فَعَّلَ of the triliteral verb and have few augmented forms apart from its basic structure: II, III, and IV.

What are the augmented forms of quadriliteral verbs?

The augmented forms of quadriliteral verbs are Form II (تَفَعْلَلَ) and Form IV (اِفْعَلَلَّ).

How is Form II of quadriliteral verbs conjugated?

Form II of quadriliteral verbs is the reflexive-passive of Form I and is conjugated like Form V of triliteral verbs.

What is the conjugation of Form IV of quadriliteral verbs?

Form IV of quadriliteral verbs is conjugated like Form X of triliteral verbs, having a doubled root letter.

Do quadriliteral verbs have a passive voice?

No, quadriliteral verbs lack a passive voice.

Which Form of quadriliteral verbs has almost become totally obsolete?

Form III of quadriliteral verbs has almost become totally obsolete.

How are some quadriliteral verbs formed?

Some quadriliteral verbs are formed from a doubled biliteral syllable, giving an onomatopoeic effect, or constructed from words borrowed from other languages.

Are there many verbs that use Form IV of quadriliteral verbs?

No, very few verbs are actually built with Form IV of quadriliteral verbs.

What is the conjugation of Form III of triliteral verbs?

Form III of triliteral verbs is conjugated by inserting the letter و between the second and third letters of the root.

Master Quadriliteral Verbs in Arabic: Elevate Your Language Skills

Simple form / الفِعْل الرُباعي المُجَرّد

Quadriliteral verbs in Arabic (الأَفْعال الرُباعية), possess four letters in their root (the pattern فَعْلَلَ) differentiating them from the typical triliteral verb. They are conjugated similarly to form II (فَعَّلَ) of the triliteral verb and have 3 augmented forms. Several quadriliteral verbs (فَعْلَلَ) are formed from a doubled biliteral syllable, giving an onomatopoeic effect. They can also be constructed from words borrowed from other languages.

burst out laughing	قَهْقَهَ
to whisper or instil evil (usually devil)	وَسْوَسَ
shake/rock	زَلْزَلَ
to flutter	رَفْرَفَ
To ululate	زَغْرَدَ
To translate	تَرْجَمَ
To televise	تَلْفَزَ
To say ‘bismillah’	بَسْمَلَ

المَصْدَر Verbal noun	اِسْمُ المَفْعُول Passive Participle (recipient)	اِسْمُ الفاعِل Active Participle (agent)	الأَمْر Imperative	المُضارِع Imperfect (present)	الماضي Perfect (past)	الوَزْن Form	المَعْنى Meaning
فَعْلَلةٌ / فِعْلالٌ	مُفَعْلَلٌ	مُفَعْلِلٌ	فَعْلِلْ	يُفَعْلِلُ	فَعْلَلَ	I	(default pattern)
زَلْزَلة / زِلْزالٌ	مُزَلْزَِلٌ	مُزَلْزِِلٌ	زَلْزِلْ	يُزَلْزِلُ	زَلْزَلَ	I	shake / rock

Augmented forms / الأَوْزان المَزيدة

There are 3 augmented forms (الأَوْزان المَزيدة), only two of which are still used:

Form II (تَفَعْلَلَ) is the reflexive-passive of form I and is conjugated like form V of triliteral verbs (الفِعْل الثُلاثيّ):

المَصْدَر Verbal noun	اِسْمُ المَفْعُول Passive Participle (recipient)	اِسْمُ الفاعِل Active Participle (agent)	الأَمْر Imperative	المُضارِع Imperfect (present)	الماضي Perfect (past)	الوَزْن Form	المَعْنى Meaning
تَفَعْلُلٌ	مُتَفَعْلَلٌ	مُتَفَعْلِلٌ	تَفَعْلَلْ	يَتَفَعْلَلَ	تَفَعْلَلَ	II	(default pattern)
تَدَهْوُرٌ	مُتَدَهْوَرٌ	مُتَدَهْوِرٌ	تَدَهْوَرْ	يَتَدَهْوَرُ	تَدَهْوَرَ	II	To deteriorate

Form IV (اِفْعَلَلَّ) is conjugated like form X of triliteral verbs having a doubled root letter (الفِعْل المُضاعَف). Very few verbs are actually built with this form.

المَصْدَر Verbal noun	اِسْمُ المَفْعُول Passive Participle (recipient)	اِسْمُ الفاعِل Active Participle (agent)	الأَمْر Imperative	المُضارِع Imperfect (present)	الماضي Perfect (past)	الوَزْن Form	المَعْنى Meaning
اِفْعَلِّالٌ	مُفْعَلَلٌّ	مُفْعَلِلٌّ	اِفْعَلِلَّ	يَفْعَلِلُّ	اِفْعَلَلَّ	IV	(default pattern)
اِقْشِعْرارٌ	مُقْشَعَرٌّ	مُقْشَعِرٌّ	اِقْشَعَرَّ	يَقْشَعِرُّ	اِقْشَعَرَّ	IV	To shudder

Note: Form III (اِفْعَنْلَلَ) is only included here for reference since it has almost disappeared.

المَصْدَر
Verbal noun اِسْمُ المَفْعُول
Passive Participle
(recipient) اِسْمُ الفاعِل
Active Participle
(agent) الأَمْر
Imperative المُضارِع
Imperfect
(present) الماضي
Perfect
(past) الوَزْن
Form المَعْنى
Meaning
اِفْعِنْلَالٌ مُفْعَنْلَلٌ مُفْعَنْلِلٌ اِفْعَنْلِلْ يَفْعَنْلِلُ اِفْعَنْلَلَ
III (default pattern)
اِحْرِنْجامٌ مُحْرَنْجَمٌ مُحْرَنْجِمٌ حْرَنْجِمْ يَحْرَنْجِمُ اِحْرَنْجَمَ To foregather

المَصْدَر Verbal noun	اِسْمُ المَفْعُول Passive Participle (recipient)	اِسْمُ الفاعِل Active Participle (agent)	الأَمْر Imperative	المُضارِع Imperfect (present)	الماضي Perfect (past)	الوَزْن Form	المَعْنى Meaning
اِفْعِنْلَالٌ	مُفْعَنْلَلٌ	مُفْعَنْلِلٌ	اِفْعَنْلِلْ	يَفْعَنْلِلُ	اِفْعَنْلَلَ	III	(default pattern)
اِحْرِنْجامٌ	مُحْرَنْجَمٌ	مُحْرَنْجِمٌ	حْرَنْجِمْ	يَحْرَنْجِمُ	اِحْرَنْجَمَ	To foregather

Quadriliteral verbs

Learn about Arabic quadriliteral verbs and their conjugation. This guide provides explanations, examples, and exercises to help you understand and use them effectively.

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Quadriliteral verbs / الأَفْعال الرُباعِيّة

Simple form / الفِعْل الرُباعي المُجَرّد

Augmented forms / الأَوْزان المَزيدة

Quadriliteral verbs

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