This is the 471st most frequent Hebrew word.
להפוך
To turn, to flip, to become.
In this context, 'להפוך' conveys the idea of a significant change or impact on a situation or condition.
מה שקרה אתמול הפך את החיים שלי לחלוטין.
What happened yesterday completely changed my life.
The word 'להפוך' here is used to express the transformation of a substance from one state to another.
המים במקפיא יהפכו לקרח.
The water in the freezer will turn into ice.
Here, 'להפוך' signifies the action of changing something's state or order.