Sentence:  However, it is also stated that the process of <WSD>halala</WSD> cannot be used as a device to re-marry the former spouse. It must happen in the natural course of events. 
Meaning of the word marked with <WSD> tags:  A wedlease (temporary marriage) to a stranger undertaken prior to remarriage to an ex, that is to make the remarriage halal, or the woman halala (f) to marry.