This is the 4503rd most frequent Arabic word.
يتحول
"يتحول" means "to transform" or "to change."
Here, "يتحول" is used to describe the magical or fantastical transformation of one entity (a frog) into another (a prince).
الضفدع يتحول إلى أمير في القصص الخيالية.
The frog transforms into a prince in fairy tales.
In this context, "يتحول" indicates a natural transition or change in state, referring to the weather's shift between conditions.
الجو يتحول من مشمس إلى غائم بسرعة.
The weather changes from sunny to cloudy quickly.
Here, "يتحول" is used metaphorically to describe personal development or the acquisition of a new status or role (from a learner to an expert).