1. 做错事的人：做错事的erring | 做错事的人bumbler | 做祷告topray

2. 做错事的人/失败者：bumblepuppy /牌戏/球戏的一种/ | bumbler /做错事的人/失败者/ | bumbling /装模作样的/

noun

1. someone who makes mistakes because of incompetence

Synonym: bunglerblundererfumblerstumblersad sackbotcherbutcherfuckup