clutter up
词形变化：
动词过去式: cluttered | 动词过去分词: cluttered | 动词现在分词: cluttering | 动词第三人称单数: clutters |
同义词：
disorder | confusion | litter | muddle | encumber | strew | fill | cover | mess up | disarrange | mess | untidiness | chaos | rubbish | debris | jumble | trash | muss | smother | mare's nest | clutter up | welter | fuddle |
反义词：