忽 hūHū HSK2 suddenly Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: suddenly All meanings 3 hū 2 suddenly 1neglect 1Hū 1 Hu 1 1 sentence for 忽 (hū — suddenly) 天气忽冷忽热,让人难以适应。 tiānqì hū lěng hū rè, ràng rén nányǐ shìyìng. The weather fluctuates between hot and cold, making it hard to adjust. Source: Dong Chinese Dictionary