疏忽 Simplified/traditional word 疏忽 English definition shū hu to neglect to overlook negligence carelessness HSK level HSK 6 Characters 疏 (shū): to dredge; to clear away obstruction; thin; sparse; scanty; distant (relation); not close; to neglect; negligent; to present a memorial to the Emperor; commentary; annotation; 忽 (hū): to neglect; to overlook; to ignore; suddenly;