Keep the action كَتَبَ “wrote” in mind. A small change at the end changes the doer:
● كَتَبَ — one man wrote
● كَتَبَا — two men wrote
● كَتَبُوا — a group of men wrote
● كَتَبَتْ — one woman wrote
The central action remains “writing”; the ending changes the pronoun meaning.
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Past-Tense Verb: The Complete 14-Form Paradigm
Keep the action كَتَبَ “wrote” in mind. A small change at the end changes the doer:
● كَتَبَ — one man wrote
● كَتَبَا — two men wrote
● كَتَبُوا — a group of men wrote
● كَتَبَتْ — one woman wrote
The central action remains “writing”; the ending changes the pronoun meaning.