One Root — A Family of Words

The most powerful secret of Arabic: from one 3-letter root, an entire family of related words is born. Once you know a root, you can recognise dozens of words. Let's see the root ع - ل - م in action.

Root Family: ع - ل - م (Knowledge)

عَلِمَ

'Alima

He knew

The Verb

عِلْمٌ

'Ilmun

Knowledge

Noun (the act)

عَالِمٌ

'Aalimun

Scholar

Active Participle

مُعَلِّمٌ

Mu'allimun

Teacher

Intensive Doer

مَعْلُومٌ

Ma'loomun

Known / Information

Passive Participle

تَعْلِيمٌ

Ta'leemun

Teaching / Education

Verbal Noun (action)

All 6 words share the same 3 core letters: ع - ل - م. The pattern of vowels and extra letters changes the meaning, but the core idea of "knowledge" remains in all of them.

Root Family: ك - ت - ب (Writing)

كَتَبَ

Kataba

He wrote

The Verb

كِتَابٌ

Kitaabun

A book

Noun (instrument)

كَاتِبٌ

Kaatibun

A writer

Active Participle

مَكْتُوبٌ

Maktoobun

Written / Letter

Passive Participle

مَكْتَبٌ

Maktabun

A desk / Office

Place Noun

كِتَابَةٌ

Kitaabatun

The act of writing

Masdar (Verbal Noun)

How to Use This in Real Life

When you encounter an unknown Arabic word, extract the 3-letter root by removing prefixes, suffixes, and vowels. Then think: what root is this? Do I know any words from this root?

الْمُسْتَشْفَى → ش - ف - ي → شَفَى (he healed) → Hospital!