الصَّرْف

ṣarf

Sarf — Morphology

How the root is turned through its patterns: the measures of the verb and the nouns derived from them.

ṣarfاسْم الفَاعِلThe active participle

The noun derived from the verb to name the one who does the act: kātib, the one writing.

ṣarfالمَصْدَرThe verbal noun

The noun that names the event itself, stripped of any time — the source the verb is derived from.

ṣarfالمِيزان الصَّرْفيThe morphological scale

Weighing a word against fāʾ–ʿayn–lām, so that its root letters and its added letters can be told apart at a glance.