For the specialized mughālabah construction the book contrasts these root types:
Root typeClass used for prevailing
SoundNaṣara
Hollow-wāwNaṣara
Final-wāwNaṣara
Initially weakḌaraba
Hollow-yāʾḌaraba
Final-yāʾḌaraba
This is a rule for a specific contest usage, not a replacement for the ordinary dictionary conjugation of every Arabic verb.
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Properties of the Six Basic Triliteral Forms: Contest, Transitivity, and Semantic Patterns
For the specialized mughālabah construction the book contrasts these root types:
Root typeClass used for prevailing
SoundNaṣara
Hollow-wāwNaṣara
Final-wāwNaṣara
Initially weakḌaraba
Hollow-yāʾḌaraba
Final-yāʾḌaraba
This is a rule for a specific contest usage, not a replacement for the ordinary dictionary conjugation of every Arabic verb.