The act of making, or condition of being, cluttered. / A speech disorder characterized by fast, jerky, or irregular speech, which often sounds like stuttering. / An instance of cluttered speech.

A surname.

plural of Clutter

(rare) Characterised or marked by clutter; cluttersome.

(engineering) Unwanted radar or sonar wave reflection arising from the land or sea surface.

To fill with rubbish or with needless articles.