Paradigm — third-person masculine singular and third-person masculine dual

The Imperative: Active and Passive Paradigms and Formation Rules

third-person masculine singular
Ordinary active: لِيَفْعَلْ
Ordinary passive: لِيُفْعَلْ
Heavy active: لِيَفْعَلَنَّ
Heavy passive: لِيُفْعَلَنَّ
Light active: لِيَفْعَلَنْ
Light passive: لِيُفْعَلَنْ
third-person masculine dual
Ordinary active: لِيَفْعَلَا
Ordinary passive: لِيُفْعَلَا
Heavy active: لِيَفْعَلَانِّ
Heavy passive: لِيُفْعَلَانِّ
Light active: —
Light passive: —
The dual retains its alif but loses its inflectional nūn; the source leaves both light-nūn cells for the dual blank.