Take a moment to think about the last time something startled you. Did you make a noise when it happened? Maybe you SCREAMED. Or perhaps you SQUEALED. You may have even SHRIEKED. When those noises came from your mouth, they may not have seemed like anything important. After all, a scream or a squeal or a shriek is just a sound, right? On paper, however, those sounds are something much more!
The mood is conveyed by the choice of words as in simple casual speech or difficult, more formal words, the tone of the writers is something to consider also
