Idea of Exclamation Mark Icon
The icon shows an exclamation mark. The top of the exclamation mark is a long vertical line. At the bottom of the exclamation mark, there's a small dot. It is used at the end of sentences to show excitement.
This page shows the different variations of the Exclamation Mark from an Icons8 icon pack. Feel free to resize and recolor the icon, and then download the icon in PNG format for free.