Density is not energy
Fill every bar with the same hi-hat, snare, and kick, and it may sound solid at first. But the listener learns the position of those hits quickly, and the energy stays at the same height instead of growing. Drums being present and drums moving a song forward are different things.
Leave one beat empty, remove a cymbal before the chorus, or carry the kick at the end of a phrase into the next bar. The pattern may contain fewer hits, but the next impact will feel larger. That empty space is not rest; it is a marker that changes direction. Rhythm is remembered in the silent positions as much as in the played ones.
Small changes move the beat
Making drums stronger does not require raising the transient and volume every time. The same snare can be shorter at the front of a phrase and ring a little longer at its end; one or two ghost notes can make the next backbeat feel more precisely placed. Rather than keeping the hi-hat open throughout, increase its density in one section and the pace of a chorus changes.
These choices are not devices a listener consciously counts. They slightly disturb the way the body predicts the next beat. A rhythm can change its expression without a completely new pattern because small differences move the place where expectation sits.
Look at the arrangement before the mix
When drums feel congested, it is easy to search for a compressor or a new sample first. But if kick and bass stay long in the same moment, or a guitar or synth continually occupies the snare’s space, making one of them louder will not bring it forward. What sounds like a drum problem is often an arrangement problem: another instrument has lost its moment to step back.
Check how quickly the bass moves away after the kick, whether a midrange instrument overlaps the snare, and whether the first beat after a fill is left clear. Once those relationships are arranged, level and compression can help the drums find their place without forcing them harder.