LessonsDefective Verbs: Six Iʿlāl Rules and Four Short ParadigmsQuiz

When personal suffixes attach to weak-final perfects, the surface ending changes.

Word / formMeaning / explanation
دَعَا → دَعَوْتُhe called → I called; underlying wāw becomes visible with the suffix.
رَمَى → رَمَيْتُhe threw → I threw; underlying yāʾ appears with the suffix.
رَضِيَ → رَضِيتُhe was content → I was content.

These forms show why a final alif in one inflection should not be treated as a permanent original alif radical. Other suffixes may expose the actual weak consonant.

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Weak-Final Perfects with Attached Pronouns

Defective Verbs: Six Iʿlāl Rules and Four Short Paradigms

When personal suffixes attach to weak-final perfects, the surface ending changes.

Word / formMeaning / explanation
دَعَا → دَعَوْتُhe called → I called; underlying wāw becomes visible with the suffix.
رَمَى → رَمَيْتُhe threw → I threw; underlying yāʾ appears with the suffix.
رَضِيَ → رَضِيتُhe was content → I was content.

These forms show why a final alif in one inflection should not be treated as a permanent original alif radical. Other suffixes may expose the actual weak consonant.