"How can he suppress his emotions so we cannot find him?"

If you try to suppress your emotions, it can cause many problems.

When Wilson spoke again there was suppressed emotion in his voice.

They must suppress their emotions in order to do the job.

But what if you can't suppress your emotions just like that?

But I used drugs and alcohol to suppress emotions, to avoid feeling things.

She also tries to convince everyone else to suppress his or her emotions.

You are not simply suppressing your emotions, but regulating them.

Though he suppressed his own emotions, he could still see them in others.

Her entire life she had been taught to suppress her emotions, all of them.