import tkinter

app = tkinter.Tk()
app.geometry("600x500")


canvas = tkinter.Canvas(master=app, highlightthickness=0, bg="gray30")
canvas.pack(expand=True, fill="both")

text_1 = canvas.create_text(100, 100, text="⬤", font=('Helvetica', -4, 'bold'))
text_2 = canvas.create_text(100, 200, text="⬤", font=('Helvetica', -8, 'bold'))
text_3 = canvas.create_text(100, 300, text="⬤", font=('Helvetica', -12, 'bold'))
text_4 = canvas.create_text(100, 400, text="⬤", font=('Helvetica', -20, 'bold'))
text_5 = canvas.create_text(400, 400, text="⬤", font=('Helvetica', -100, 'bold'))

app.mainloop()