名詞 clutter:

1. a confused multitude of things
   同義詞：jumble, muddle, fuddle, mare's nest, welter, smother
2. unwanted echoes that interfere with the observation of signals on a radar screen

動詞 clutter:

1. fill a space in a disorderly way
   同義詞：clutter up

1. His room is in a clutter so I have to tidy it up.
   他的房間亂七八糟的，我不得不整理一下。
2. Clutter in the attic.
   頂樓一片混亂

clut.ter

n.（名詞）
A confused or disordered state or collection; a jumble:
混亂：混亂或無序的狀況；一團：
例句：
clutter in the attic.
頂樓一片混亂

A confused noise; a clatter.
喧鬧：混亂的聲音；噼啪聲
v.（動詞）
clut.tered,clut.ter.ing,clut.ters
v.tr.（及物動詞）
To litter or pile in a disordered manner:
亂糟糟地堆滿：雜亂地布滿或堆集：
例句：
Tools and boxes cluttered the garage. I cluttered up my files with clippings.
工具和箱子雜亂地堆滿車庫。我的檔案中堆滿了剪報

v.intr.（不及物動詞）
To run or move with bustle and confusion.
亂哄哄地跑：喧鬧、混亂地奔跑或移動
To make a clatter.
發(fā)出吵鬧聲

來源：
Probably from Middle English cloteren [to clot]
可能源自 中古英語 cloteren [使凝塊]
from clot [lump]
源自 clot [團塊]
from Old English clott
源自 古英語 clott