If:
Then:
Example:
| سَيْوِدٌ | → | سَيِّدٌ |
| مَرْمُوْيٌ | → | مَرْمِيٌّ |
| مُضُوْيٌ | → | مُضِيٌّ |
It is permissible to give a fatḥah to the fāʾ kalimah following rule 10, for example:
| مُضُوْيٌ | → | مِضِيٌّ |
When a و or ي follows a ḍammah in the lām of an ism, the ḍammah shifts to a kasrah and the weak letter is dropped after the two sākins meet.
When a wāw or yāʾ is preceded by a sākin, swap their ḥarakāt; transformations, exceptions, and the alif-drop rule for verbs like yaqūlu and yabīʿu.
When two wāws meet at the end of the scale فُعُوْلٌ, both become a yāʾ with shaddah and the preceding ḍammah turns to a kasrah.
Forming the passive past (_māḍī majhūl_) of hollow verbs whose middle radical is _wāw_ or _yāʾ_, with the optional _ishmām_ pronunciation.
