tackiness

The tackiness of the glue helped the label stay on the envelope.

用法提示：这里 tackiness 是不可数名词，作主语，表示‘粘性’。)

After the paint dried, it lost its tackiness and felt smooth to the touch.

用法提示：这里 tackiness 作宾语，指干燥后不再发粘的状态。

You can test the tackiness of the tape by pressing it gently with your finger.

用法提示：这里 tackiness 是名词，在 the tackiness of the tape 中说明胶带的粘性。