clutter
n.a large amount of things that are messy and not organized. You usually find it in a room or on a desk where things are not put away.
n.a collection of things lying about in an untidy or confused state. Refers to both physical objects and abstract concepts like mental or digital disorganisation.
“I need to clear the clutter off my desk before I start working.”
“The hallway was filled with household clutter, making it difficult for guests to walk through the front door.”
“Minimalist design focuses on removing visual clutter to create a space that promotes calm and clarity, whereas a lived-in home often accumulates layers of sentimental objects over time.”
From Middle English cloteren (“to form clots; coagulate; heap on”), from clot (“clot”), equivalent to clot + -er (frequentative suffix). Compare Welsh cludair (“heap, pile”), cludeirio (“to heap”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.