Your meaning is difficult to discern.

She could discern the faint outline of a figure in the darkness. The ability to discern between truth and lies is crucial in decision-making. It takes time to discern the subtle nuances in her art.

The detective was able to discern the hidden clues in the crime scene.

Discern is a verb. It means to perceive or recognise. This means it can be used in the following possible sentences:

I can discern a faint light in the distance.

Most students discern what the teacher expects of them.

I cannot discern any differences between the fake and the genuine painting.

Because my cousins are fraternal twins, most people can discern them.