This is the 475th most frequent Arabic word.
شكل
"Shape" or "form."
In this sentence, 'شكل' means 'shape', referring to a geometric figure.
هذا الشكل المثلث هو جزء من الدرس الهندسي.
This triangular shape is part of the geometry lesson.
Here, 'شكل' is used metaphorically to indicate physical condition or fitness.
يبدو أنك في شكل جيد اليوم بعد التمارين.
You seem to be in good shape today after exercising.
In this case, 'شكل' implies the 'form' or 'manner' in which something presents itself.