clicking

Thus one pair of dolphins talking can sound like two pairs of dolphins talking, one pair exchanging clickings, the other pair exchanging whistles.

Hold the button down until you hear the shutter make a clicking sound.

Hanako walked through the hallway making a clicking sound.

She walked past clicking her high heels.

The clicking of high heels kind of hurts my ears. Do the people wearing them not notice?

As the boss was walking away the employees remained silent, listening for the clicking of her heels against the floor, to make sure that she really had left.